Patent Assignment Details
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| Reel/Frame: | 009471/0645 | |
| Pages: | 3 |
| | Recorded: | 09/16/1998 | | |
| Conveyance: | ASSIGNMENT OF ASSIGNORS INTEREST (SEE DOCUMENT FOR DETAILS). |
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Total properties:
1
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Patent #:
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Issue Dt:
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02/19/2002
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Application #:
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09154355
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Filing Dt:
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09/16/1998
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Title:
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DEVICE FOR CALCULATING DIFFRACTION EFFICIENCIES OF A DIFFRACTION LENS, LENS WITH GRATING ELEMENT, AND OPTICAL SYSTEM FOR READING
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Assignee
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| KADOMA-SHI, |
| 1006-BANCHI, OAZA-KADOMA |
| OSAKA 571-8501, JAPAN |
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Correspondence name and address
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MERCHANT, GOULD, SMITH, ET AL.
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DOUGLAS P. MILLER
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3100 NORWEST CENTER
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90 SOUTH SEVENTH STREET
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MINNEAPOLIS, MN 55402-4131
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