OHTANI; Hirofumi
Patent Applications and Registrations
Patent applications and USPTO patent grants for OHTANI; Hirofumi.The latest application filed is for "optical fingerprint authentication device".
- OHTANI; Hirofumi - Tokyo JP
- Ohtani; Hirofumi - Hino JP
- OHTANI; Hirofumi - Hino-shi Tokyo
| Patent | Date |
|---|---|
| Optical Fingerprint Authentication Device App 20210011987 - OMATA; Kazuyoshi ; et al. | 2021-01-14 |
| Optical fingerprint authentication device Grant 10,853,465 - Omata , et al. December 1, 2 | 2020-12-01 |
| Optical Fingerprint Authentication Device App 20180357402 - OMATA; Kazuyoshi ; et al. | 2018-12-13 |
| Method for producing organic electroluminescent element Grant 9,929,379 - Nakayama , et al. March 27, 2 | 2018-03-27 |
| Method For Producing Organic Electroluminescent Element App 20160093836 - NAKAYAMA; Yoriko ; et al. | 2016-03-31 |
| Digital still camera and manufacturing method thereof App 20040085598 - Kokeguchi, Noriyuki ; et al. | 2004-05-06 |
| Ultrafine gold and/or silver chalcogenide and production thereof Grant 5,362,470 - Masutomi , et al. November 8, 1 | 1994-11-08 |
| Silver halide photographic material Grant 5,041,366 - Asano , et al. August 20, 1 | 1991-08-20 |
| Silver halide photographic material Grant 4,996,140 - Nakayama , et al. February 26, 1 | 1991-02-26 |
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