Ohshika; Hirotaka
Patent Applications and Registrations
Patent applications and USPTO patent grants for Ohshika; Hirotaka.The latest application filed is for "image forming apparatus".
- Ohshika; Hirotaka - Tokyo JP
| Patent | Date |
|---|---|
| Image formation apparatus having a used condition detector Grant 10,481,538 - Ohshika Nov | 2019-11-19 |
| Image forming apparatus Grant 10,254,697 - Ohshika | 2019-04-09 |
| Image Formation Apparatus App 20180307172 - OHSHIKA; Hirotaka | 2018-10-25 |
| Image Forming Apparatus App 20180307175 - Ohshika; Hirotaka | 2018-10-25 |
| Image forming apparatus and image forming method with developing voltage correction processing Grant 9,933,724 - Ohshika , et al. April 3, 2 | 2018-04-03 |
| Image Forming Apparatus And Image Forming Method App 20170090344 - OHSHIKA; Hirotaka ; et al. | 2017-03-30 |
| Image Forming Apparatus App 20160238979 - OHSHIKA; Hirotaka | 2016-08-18 |
| Image forming apparatus Grant 8,948,637 - Ohshika February 3, 2 | 2015-02-03 |
| Image Forming Apparatus App 20140255053 - OHSHIKA; Hirotaka | 2014-09-11 |
| Image forming apparatus and image forming method Grant 8,301,045 - Ohshika October 30, 2 | 2012-10-30 |
| Image Forming Apparatus App 20120107025 - OHSHIKA; Hirotaka | 2012-05-03 |
| Image Forming Apparatus And Image Forming Method App 20100266301 - OHSHIKA; Hirotaka | 2010-10-21 |
| Developing apparatus and image forming apparatus that incorporates the developing apparatus Grant 7,197,259 - Ohshika March 27, 2 | 2007-03-27 |
| Developing apparatus and image forming apparatus that incorporates the developing apparatus App 20050185981 - Ohshika, Hirotaka | 2005-08-25 |
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