Issued Patents All Time
Showing 26–50 of 60 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9279036 | Polyamideimide precursor composition, polyamideimide molded article, and method for preparing polyamideimide molded article | Kana MIYAZAKI | 2016-03-08 |
| 9193828 | Polyimide precursor composition, polyimide-molded product, and image forming apparatus | Katsumi Nukada | 2015-11-24 |
| 9102896 | Fuel economical lubricating oil composition for internal combustion engines | Nobuo Ushioda, Yasuhiro Ogasawara | 2015-08-11 |
| 8883381 | Image forming apparatus, and processing cartridge | Katsumi Nukada, Wataru Yamada, Kenya Sonobe, Takatsugu Doi | 2014-11-11 |
| 8859173 | Electrophotographic photoreceptor, process cartridge, image forming apparatus, cured film, and organic electroluminescent device | Wataru Yamada, Katsumi Nukada, Takatsugu Doi, Kenya Sonobe | 2014-10-14 |
| 8815480 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Kenya Sonobe, Katsumi Nukada, Wataru Yamada, Takatsugu Doi | 2014-08-26 |
| 8748070 | Thiol group-containing charge transporting material, thiol group-containing charge transporting material-dissolving solution, photoelectric conversion device, electrophotographic photoreceptor, image forming apparatus, and process cartridge | Katsumi Nukada, Kenya Sonobe, Wataru Yamada, Takatsugu Doi, Yuko IWADATE | 2014-06-10 |
| 8673526 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Kenya Sonobe, Katsumi Nukada, Wataru Yamada, Takatsugu Doi, Yuko IWADATE | 2014-03-18 |
| 8518617 | Electrophotographic photoreceptor, process cartridge, and image forming apparatus | Wataru Yamada, Takatsugu Doi, Kenya Sonobe, Katsumi Nukada | 2013-08-27 |
| 8373160 | Electrophotographic photoreceptor, process cartridge image forming apparatus, and cured film | Wataru Yamada, Katsumi Nukada, Kenya Sonobe, Takatsugu Doi | 2013-02-12 |
| 8303996 | Barium sulfate-based powders and cosmetics containing the same | Katsuki Ogawa, Sadaki Takata, Mitsuhiro Denda | 2012-11-06 |
| 8273510 | Electrophotographic photoreceptor, process cartridge and image forming apparatus | Katsumi Nukada, Wataru Yamada, Kenya Sonobe, Takatsugu Doi | 2012-09-25 |
| 8175496 | Endless belt, production method thereof and image forming apparatus | — | 2012-05-08 |
| 8112028 | Conductive roll, cleaning roll, cleaning unit, process cartridge, and image-forming apparatus | Yukio Hara | 2012-02-07 |
| 8044130 | Surface-coated flame-retardant particle and method of producing the same, and flame-retardant resin composition and method of producing the same | Masayuki Okoshi | 2011-10-25 |
| 7943239 | Endless belt and process for manufacturing the same, image forming apparatus, functional membrane and process for manufacturing the same, intermediate transfer belt, transfer transport belt, and transport apparatus | — | 2011-05-17 |
| 7785636 | Insoluble powder, powder for restoring barrier function of skin, powder for preventing/mitigating skin chapping, and preparation containing the same for external use on skin | Shigeyoshi Fujiwara, Mitsuhiro Denda, Katsuki Ogawa, Sadaki Takata | 2010-08-31 |
| 7682604 | Composite powder, cosmetics containing the same, and process for producing composite powder | Katsuki Ogawa, Kyoko Joichi, Tetsuya Kanemaru, Katsuhiko Yagi | 2010-03-23 |
| 7645520 | Endless belt and production method thereof, intermediate transfer belt, and image forming apparatus | — | 2010-01-12 |
| 7039668 | Directory server system for storing history information | — | 2006-05-02 |
| 6147733 | Diffusing film and liquid crystal display element employing the same | Asa Kimura | 2000-11-14 |
| 5773559 | Polyimide block copolymer and liquid crystal alignment layer forming agent | Masayuki Kimura, Kazuhiro Eguchi, Yasuo Matsuki | 1998-06-30 |
| 5700860 | Liquid crystal orienting agent | Michinori Nishikawa, Shigeo Kawamura, Kyouyu Yasuda, Yasuaki Mutsuga, Yasuo Matsuki | 1997-12-23 |
| 5698135 | Liquid crystal-aligning agent | Michinori Nishikawa, Shigeo Kawamura, Yasuo Matsuki, Kyouyu Yasuda | 1997-12-16 |
| 5530821 | Method and apparatus including independent virtual address translation | — | 1996-06-25 |