Hasunuma; Seiki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hasunuma; Seiki.The latest application filed is for "electrophotographic photosensitive member and image forming apparatus".
- Hasunuma; Seiki - Osaka JP
- HASUNUMA; Seiki - Osaka-shi JP
| Patent | Date |
|---|---|
| Electrophotographic photosensitive member and image forming apparatus Grant 10,871,723 - Okawa , et al. December 22, 2 | 2020-12-22 |
| Polyarylate resin and electrophotographic photosensitive member Grant 10,761,439 - Azuma , et al. Sep | 2020-09-01 |
| Electrophotographic Photosensitive Member And Image Forming Apparatus App 20200026207 - OKAWA; Kensuke ; et al. | 2020-01-23 |
| Polyarylate resin and electrophotographic photosensitive member Grant 10,273,331 - Azuma , et al. | 2019-04-30 |
| Polyarylate Resin And Electrophotographic Photosensitive Member App 20180148538 - AZUMA; Jun ; et al. | 2018-05-31 |
| Polyarylate Resin And Electrophotographic Photosensitive Member App 20180046099 - AZUMA; Jun ; et al. | 2018-02-15 |
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