Issued Patents All Time
Showing 26–50 of 64 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9971276 | Developing member, method of producing developing member, process cartridge, and electrophotographic apparatus | Yuji Sakurai, Ryo Sugiyama, Rieko Takabe, Sosuke Yamaguchi | 2018-05-15 |
| 9952532 | Developing apparatus, electrophotographic process cartridge, and electrophotographic image forming apparatus | Ryo Sugiyama, Yuji Sakurai, Yoshinobu Ogawa, Mitsuru Okuda | 2018-04-24 |
| 9921518 | Developing roller, with conductive elastic layer having exposed protrusions, cartridge and apparatus | Yuji Sakurai, Ryo Sugiyama, Rieko Takabe | 2018-03-20 |
| 9869880 | Projection device and projection-type video display device | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2018-01-16 |
| 9851580 | Projection type image display apparatus | Makio Kurashige, Tomoe Takanokura, Yasuyuki Oyagi | 2017-12-26 |
| 9482986 | Member for electrophotography, process cartridge, and electrophotographic image forming apparatus | Yuji Sakurai | 2016-11-01 |
| 9454014 | Illumination device, projection apparatus and projection-type image display apparatus | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2016-09-27 |
| 9423627 | Projection device and projection-type video display device | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2016-08-23 |
| 9377759 | Illumination device, projection apparatus and projection-type image display apparatus | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2016-06-28 |
| 9348149 | Image display module | Makio Kurashige, Tomoe Takanokura, Yasuyuki Oyagi | 2016-05-24 |
| 9310621 | Projection device and projection-type video display device | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2016-04-12 |
| 9256156 | Developing assembly, process cartridge, and image-forming apparatus | Gosuke Goto, Masato Koyanagi | 2016-02-09 |
| 9217879 | Projection device and projection-type video display device | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2015-12-22 |
| 9213258 | Developing assembly, process cartridge, and image-forming apparatus | Gosuke Goto, Masato Koyanagi | 2015-12-15 |
| 9176365 | Illumination device, projection device, and projection-type image display device | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2015-11-03 |
| 9154756 | Projection apparatus and hologram recording medium | Makio Kurashige, Yukio Taniguchi, Ryohei Oka | 2015-10-06 |
| 9116504 | Scanner device and device for measuring three-dimensional shape of object | Makio Kurashige, Tomoe Takanokura, Yasuyuki Oyagi | 2015-08-25 |
| 9098010 | Development device, process cartridge, and image forming apparatus | Masato Koyanagi, Gosuke Goto, Masahiro Kurachi | 2015-08-04 |
| 9098014 | Developing device and image forming apparatus | Masato Koyanagi, Gosuke Goto | 2015-08-04 |
| 9039188 | Illumination device, projection device, and projection-type image display device | Tomoe Takanokura, Makio Kurashige, Yasuyuki Ooyagi | 2015-05-26 |
| 9017239 | Electrophotographic member, process cartridge and electrophotographic apparatus | Hidenori Satoh, Tomoya Uesugi | 2015-04-28 |
| 8950871 | Projection device and projection-type video display device | Makio Kurashige, Tomoe Takanokura, Yasuyuki Ooyagi | 2015-02-10 |
| 8846287 | Electrophotographic member, process cartridge and electrophotographic apparatus | Masaki Yamada, Minoru Ito, Kazuhito Wakabayashi, Tomoya Uesugi | 2014-09-30 |
| 8837985 | Electrophotographic member and electrophotographic apparatus | Masaki Yamada, Minoru Ito, Kazuhito Wakabayashi, Tomoya Uesugi | 2014-09-16 |
| 8727543 | Projection type image display apparatus | Makio Kurashige, Tomoe Takanokura, Yasuyuki Oyagi | 2014-05-20 |