Patent Assignment Abstract of Title
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Total Assignments:
3
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Patent #:
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Issue Dt:
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01/25/2022
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Application #:
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16480631
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Filing Dt:
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07/24/2019
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Publication #:
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Pub Dt:
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12/19/2019
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Inventors:
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Shigemi NAGANAWA, Noriyoshi TUCHIYA, Kuniaki SHIMADA
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Title:
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WELL DRILLING BIT AND WELL DRILLING METHOD USING THE SAME
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Assignment:
1
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ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS).
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| 3-1, HONGO 7-CHOME, BUNKYO-KU |
| TOKYO, JAPAN 113-8654 |
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| 2-1-1, KATAHIRA, AOBA-KU |
| SENDAI-SHI, MIYAGI, JAPAN 980-8577 |
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| 7F SHINJUKU TX BLDG., 32-1, OKUBO, 1 CHOME |
| SHINJUKU-KU, TOKYO, JAPAN 169-0072 |
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| HOLTZ, HOLTZ & VOLEK PC |
| 630 NINTH AVENUE |
| SUITE 1010 |
| NEW YORK, NY 10036 |
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Assignment:
2
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CORRECTIVE ASSIGNMENT TO CORRECT THE CORRECT NAME OF AN INVENTOR PREVIOUSLY RECORDED AT REEL: 049852 FRAME: 0690. ASSIGNOR(S) HEREBY CONFIRMS THE ASSIGNMENT.
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| 3-1, HONGO 7-CHOME |
| BUNKYO-KU |
| TOKYO, JAPAN 113-8654 |
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| 2-1-1, KATAHIRA, AOBA-KU |
| SENDAI-SHI, MIYAGI, JAPAN 9808577 |
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| 7F SHINJUKU TX BLDG., 3-21, OKUBO, 1 CHOME |
| SHINJUKU-KU |
| TOKYO, JAPAN 169-0072 |
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| HOLTZ, HOLTZ & VOLEK PC |
| 630 NINTH AVE |
| SUITE 1010 |
| NEW YORK, NY 10036 |
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Assignment:
3
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CHANGE OF NAME (SEE DOCUMENT FOR DETAILS).
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| 7F LUCID SQUARE SHINJUKU EAST |
| 3-21, OKUBO, 1 CHOME |
| SHINJUKU-KU, TOKYO, JAPAN 169-0072 |
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| HOLTZ, HOLTZ & VOLEK PC |
| 630 NINTH AVE |
| SUITE 1010 |
| NEW YORK, NY 10036 |
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