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Reel/Frame:	004284/0382			Pages:	10
		Recorded:	07/02/1984
Conveyance:	CHANGE OF NAME (SEE DOCUMENT FOR DETAILS). EFFECTIVE DATE: 3/01/83

Total properties: 170
Page 2 of 2
Pages: 1 2

Patent #:	4309459	Issue Dt:	01/05/1982	Application #:	06210355	Filing Dt:	11/25/1980
Title:	PROCESS FOR PRODUCING SIO2 COATED IRON OXIDE POWDER FOR USE IN THE PREPARATION OF ACICULAR MAGNETIC IRON OR IRON OXIDE POWDER

Patent #:	4420537	Issue Dt:	12/13/1983	Application #:	06210356	Filing Dt:	11/25/1980
Title:	MAGNETIC RECORDING MEDIUM HAVING COBALT ADSORBED IRON OXIDE LAYER

Patent #:	4348430	Issue Dt:	09/07/1982	Application #:	06210801	Filing Dt:	11/26/1980
Title:	PROCESS FOR PRODUCING MAGNETIC PARTICLES FOR MAGNETIC RECORDING MEDIUM

Patent #:	4371131	Issue Dt:	02/01/1983	Application #:	06210802	Filing Dt:	11/26/1980
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4386746	Issue Dt:	06/07/1983	Application #:	06210803	Filing Dt:	11/26/1980
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4358070	Issue Dt:	11/09/1982	Application #:	06212550	Filing Dt:	12/03/1980
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4365769	Issue Dt:	12/28/1982	Application #:	06212614	Filing Dt:	12/03/1980
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4371590	Issue Dt:	02/01/1983	Application #:	06213357	Filing Dt:	12/05/1980
Title:	MAGNETIC RECORDING MEDIUM WITH STEPWISE ORIENTATION OF DEPOSITED METALLIC PARTICLES

Patent #:	4391864	Issue Dt:	07/05/1983	Application #:	06214677	Filing Dt:	12/09/1980
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4385734	Issue Dt:	05/31/1983	Application #:	06224688	Filing Dt:	01/13/1981
Title:	RING WITH RIB FOR WINDING MAGNETIC TAPE

Patent #:	4382565	Issue Dt:	05/10/1983	Application #:	06229016	Filing Dt:	01/27/1981
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4396668	Issue Dt:	08/02/1983	Application #:	06246256	Filing Dt:	03/23/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4387136	Issue Dt:	06/07/1983	Application #:	06246672	Filing Dt:	03/23/1981
Title:	MAGNETIC RECORDING MEDIUM AND APPARATUS FOR PREPARING THE SAME

Patent #:	4343834	Issue Dt:	08/10/1982	Application #:	06247753	Filing Dt:	03/26/1981
Title:	PROCESS FOR PREPARING MAGNETIC RECORDING MEDIUM

Patent #:	4401462	Issue Dt:	08/30/1983	Application #:	06250042	Filing Dt:	04/01/1981
Title:	PROCESS FOR PRODUCING METALLIC MAGNETIC POWDER

Patent #:	4638205	Issue Dt:	01/20/1987	Application #:	06257652	Filing Dt:	04/27/1981
Title:	PIEZO-ELECTRIC TRANSDUCER

Patent #:	4456900	Issue Dt:	06/26/1984	Application #:	06260986	Filing Dt:	05/06/1981
Title:	HIGH FREQUENCY COIL

Patent #:	4520076	Issue Dt:	05/28/1985	Application #:	06263587	Filing Dt:	05/14/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4404245	Issue Dt:	09/13/1983	Application #:	06263599	Filing Dt:	05/14/1981
Title:	PROTECTIVE SHEET FOR CASSETTE HOLDING MAGNETIC RECORDING TAPE

Patent #:	4420408	Issue Dt:	12/13/1983	Application #:	06265676	Filing Dt:	05/20/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4361621	Issue Dt:	11/30/1982	Application #:	06270565	Filing Dt:	06/04/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4380030	Issue Dt:	04/12/1983	Application #:	06274198	Filing Dt:	06/16/1981
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4367263	Issue Dt:	01/04/1983	Application #:	06274538	Filing Dt:	06/17/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4422550	Issue Dt:	12/27/1983	Application #:	06279798	Filing Dt:	07/02/1981
Title:	STRUCTURE OF PIVOTAL-SHAFT RECEIVING HOLE OF THIN-WALLED MOLDING PRODUCT

Patent #:	4423452	Issue Dt:	12/27/1983	Application #:	06281397	Filing Dt:	07/08/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4423453	Issue Dt:	12/27/1983	Application #:	06283099	Filing Dt:	07/13/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4367264	Issue Dt:	01/04/1983	Application #:	06283101	Filing Dt:	07/13/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4418126	Issue Dt:	11/29/1983	Application #:	06283548	Filing Dt:	07/15/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4400435	Issue Dt:	08/23/1983	Application #:	06283549	Filing Dt:	07/15/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4352859	Issue Dt:	10/05/1982	Application #:	06285288	Filing Dt:	07/20/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4371286	Issue Dt:	02/01/1983	Application #:	06285291	Filing Dt:	07/20/1981
Title:	TAPPING BOSS OF MAGNETIC TAPE CASSETTE

Patent #:	4416943	Issue Dt:	11/22/1983	Application #:	06286289	Filing Dt:	07/23/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4423114	Issue Dt:	12/27/1983	Application #:	06300551	Filing Dt:	09/09/1981
Title:	MAGNETIC POWDER FOR MAGNETIC RECORDING MEDIUM

Patent #:	4379803	Issue Dt:	04/12/1983	Application #:	06306664	Filing Dt:	09/29/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4370384	Issue Dt:	01/25/1983	Application #:	06306665	Filing Dt:	09/29/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4410590	Issue Dt:	10/18/1983	Application #:	06311180	Filing Dt:	10/14/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4404259	Issue Dt:	09/13/1983	Application #:	06313611	Filing Dt:	10/21/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4394420	Issue Dt:	07/19/1983	Application #:	06316407	Filing Dt:	10/29/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4410406	Issue Dt:	10/18/1983	Application #:	06320439	Filing Dt:	11/12/1981
Title:	PROCESS FOR PREPARING MAGNETIC RECORDING MEDIUM

Patent #:	4438860	Issue Dt:	03/27/1984	Application #:	06323024	Filing Dt:	11/19/1981
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4422599	Issue Dt:	12/27/1983	Application #:	06323080	Filing Dt:	11/19/1981
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4420128	Issue Dt:	12/13/1983	Application #:	06323536	Filing Dt:	11/20/1981
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4473483	Issue Dt:	09/25/1984	Application #:	06329440	Filing Dt:	12/10/1981
Title:	MAGNETIC TONER AND INK

Patent #:	4399189	Issue Dt:	08/16/1983	Application #:	06329705	Filing Dt:	12/11/1981
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4388369	Issue Dt:	06/14/1983	Application #:	06341005	Filing Dt:	01/20/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4393110	Issue Dt:	07/12/1983	Application #:	06341052	Filing Dt:	01/20/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4389458	Issue Dt:	06/21/1983	Application #:	06341053	Filing Dt:	01/20/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4542062	Issue Dt:	09/17/1985	Application #:	06341059	Filing Dt:	01/20/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4456192	Issue Dt:	06/26/1984	Application #:	06341122	Filing Dt:	01/20/1982
Title:	MAGNETIC TAPE CLAMPING DEVICE

Patent #:	4464433	Issue Dt:	08/07/1984	Application #:	06357300	Filing Dt:	03/11/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4429010	Issue Dt:	01/31/1984	Application #:	06361244	Filing Dt:	03/24/1982
Title:	HIGH DENSITY MAGNETIC RECORDING MEDIUM

Patent #:	4431702	Issue Dt:	02/14/1984	Application #:	06361245	Filing Dt:	03/24/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4412231	Issue Dt:	10/25/1983	Application #:	06362652	Filing Dt:	03/29/1982
Title:	LIGHT RECORDING MEDIUM

Patent #:	4414288	Issue Dt:	11/08/1983	Application #:	06362653	Filing Dt:	03/29/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4419406	Issue Dt:	12/06/1983	Application #:	06362655	Filing Dt:	03/29/1982
Title:	MAGNETIC RECORDING MEDIUM AND PRODUCTION THEREOF

Patent #:	4379800	Issue Dt:	04/12/1983	Application #:	06374098	Filing Dt:	05/03/1982
Title:	CLEANING TAPE FOR MAGNETIC RECORDING APPARATUS

Patent #:	4457428	Issue Dt:	07/03/1984	Application #:	06374924	Filing Dt:	05/05/1982
Title:	CASE COMBINATION FOR MICROCASSETTE

Patent #:	4457474	Issue Dt:	07/03/1984	Application #:	06382764	Filing Dt:	05/27/1982
Title:	MAGNETIC TAPE CARTRIDGE

Patent #:	4588654	Issue Dt:	05/13/1986	Application #:	06382775	Filing Dt:	05/27/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4400444	Issue Dt:	08/23/1983	Application #:	06384604	Filing Dt:	06/03/1982
Title:	MAGNETIC RECORDING MEDIA AND PROCESS OF PRODUCING THEM

Patent #:	4563396	Issue Dt:	01/07/1986	Application #:	06384762	Filing Dt:	06/03/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4454195	Issue Dt:	06/12/1984	Application #:	06397236	Filing Dt:	07/12/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4466582	Issue Dt:	08/21/1984	Application #:	06418602	Filing Dt:	09/16/1982
Title:	TAPE GUIDE FOR MAGNETIC TAPE CARTRIDGE

Patent #:	4452864	Issue Dt:	06/05/1984	Application #:	06418610	Filing Dt:	09/16/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4533603	Issue Dt:	08/06/1985	Application #:	06419474	Filing Dt:	09/17/1982
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4443317	Issue Dt:	04/17/1984	Application #:	06433390	Filing Dt:	10/08/1982
Title:	ELECTRODE FOR ELECTROLYSIS AND PROCESS FOR ITS PRODUCTION

Patent #:	4466036	Issue Dt:	08/14/1984	Application #:	06461174	Filing Dt:	01/26/1983
Title:	MAGNETIC TAPE CASSETTE

Patent #:	4485162	Issue Dt:	11/27/1984	Application #:	06464929	Filing Dt:	02/08/1983
Title:	MAGNETIC CARRIER POWDER HAVING A WIDE CHANGEABLE RANGE OF ELECTRIC RESISTANCE USEFUL FOR MAGNETIC BRUSH DEVELOPMENT

Patent #:	4486498	Issue Dt:	12/04/1984	Application #:	06528445	Filing Dt:	09/01/1983
Title:	MAGNETIC RECORDING MEDIUM

Patent #:	4593868	Issue Dt:	06/10/1986	Application #:	06540713	Filing Dt:	10/13/1983
Title:	REEL SPRING OF MAGNETIC TAPE CASSETTE

Assignor

TDK ELECTRONICS CO., LTD. (TOKYO, DENKIKAGAKU, KOGYO, KABUSHIKI, KAISHA)

Exec Dt:

00/00/0000

Assignee

TDK CORPORATION

Correspondence name and address
	OBLON, FISHER, SPIVAK,
	MCCLELLAND & MAIER P.C.
	CRYSTAL SQUARE FIVE - SUITE 400
	1755 SOUTH JEFFERSON DAVIS HWY
	ARLINGTON VA 22202

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