OKUMA; Hiroaki
Patent Applications and Registrations
Patent applications and USPTO patent grants for OKUMA; Hiroaki.The latest application filed is for "decurling device, fixing device, and image forming apparatus".
- OKUMA; Hiroaki - Kanagawa JP
- Okuma; Hiroaki - Tokyo JP
- Okuma; Hiroaki - Ebina JP
- OKUMA; Hiroaki - Ebina-shi JP
| Patent | Date |
|---|---|
| Decurling Device, Fixing Device, And Image Forming Apparatus App 20220113667 - AKIYAMA; Shingo ; et al. | 2022-04-14 |
| Fixing device and image forming apparatus Grant 11,243,491 - Kamiya , et al. February 8, 2 | 2022-02-08 |
| Fixing Device And Image Forming Apparatus App 20190011865 - OKUMA; Hiroaki ; et al. | 2019-01-10 |
| Fixing device and image forming apparatus Grant 10,175,619 - Okuma , et al. J | 2019-01-08 |
| Developing device and image forming apparatus Grant 10,108,109 - Ishii , et al. October 23, 2 | 2018-10-23 |
| Developing Device And Image Forming Apparatus App 20180107136 - ISHII; Yasutomo ; et al. | 2018-04-19 |
| Developing Device And Image Forming Apparatus App 20170212450 - SHISHIKURA; Shunichiro ; et al. | 2017-07-27 |
| Developing device and image forming apparatus Grant 9,195,168 - Ishii , et al. November 24, 2 | 2015-11-24 |
| Developing device and image forming apparatus Grant 9,128,418 - Okuma , et al. September 8, 2 | 2015-09-08 |
| Image forming apparatus Grant 8,983,319 - Sakamoto , et al. March 17, 2 | 2015-03-17 |
| Developing Device And Image Forming Apparatus App 20150016848 - ISHII; Yasutomo ; et al. | 2015-01-15 |
| Developing Device And Image Forming Apparatus App 20150010323 - OKUMA; Hiroaki ; et al. | 2015-01-08 |
| Powder container, powder processing apparatus using the same, and powder container controlling method Grant 8,831,484 - Okuma , et al. September 9, 2 | 2014-09-09 |
| Image forming apparatus and toner supply device Grant 8,750,751 - Nakai , et al. June 10, 2 | 2014-06-10 |
| Powder container and powder processing apparatus having a lid with rib for suppressing inclination Grant 8,750,766 - Sakamoto , et al. June 10, 2 | 2014-06-10 |
| Image Forming Apparatus App 20130195484 - SAKAMOTO; Takashi ; et al. | 2013-08-01 |
| Powder container, powder processing apparatus using the same, and powder container controlling method Grant 8,483,599 - Okuma , et al. July 9, 2 | 2013-07-09 |
| Image Forming Apparatus And Toner Supply Device App 20130108327 - NAKAI; Daisuke ; et al. | 2013-05-02 |
| Removable member-holding device and image forming apparatus Grant 8,406,652 - Funada , et al. March 26, 2 | 2013-03-26 |
| Powder Container And Powder Processing Apparatus App 20120222776 - SAKAMOTO; Takashi ; et al. | 2012-09-06 |
| Powder storage container and image forming apparatus using the same Grant 8,224,205 - Tsumita , et al. July 17, 2 | 2012-07-17 |
| Powder Container, Powder Processing Apparatus Using The Same, And Powder Container Controlling Method App 20120132559 - OKUMA; Hiroaki ; et al. | 2012-05-31 |
| Powder Container, Powder Processing Apparatus Using The Same, And Powder Container Controlling Method App 20120125944 - OKUMA; Hiroaki ; et al. | 2012-05-24 |
| Optical semiconductor device and method for manufacturing the same Grant 8,120,151 - Ishi , et al. February 21, 2 | 2012-02-21 |
| Cushioning member Grant 8,025,150 - Okuma , et al. September 27, 2 | 2011-09-27 |
| Removable member-holding device and image forming apparatus Grant 8,019,252 - Funada , et al. September 13, 2 | 2011-09-13 |
| Cushioning Member App 20110073520 - OKUMA; Hiroaki ; et al. | 2011-03-31 |
| Powder Storage Container And Image Forming Apparatus Using The Same App 20110076061 - TSUMITA; Toshikazu ; et al. | 2011-03-31 |
| Image forming apparatus Grant 7,904,005 - Hattori , et al. March 8, 2 | 2011-03-08 |
| Image Forming Apparatus App 20100221045 - HATTORI; Ryuji ; et al. | 2010-09-02 |
| Removable Member-holding Device And Image Forming Apparatus App 20100215407 - Funada; Atsushi ; et al. | 2010-08-26 |
| Removable Member-holding Device And Image Forming Apparatus App 20100215395 - FUNADA; Atsushi ; et al. | 2010-08-26 |
| Optical Semiconductor Device And Method For Manufacturing The Same App 20090321774 - Ishi; Kazuhisa ; et al. | 2009-12-31 |
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