Issued Patents All Time
Showing 1–25 of 40 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12388804 | Cryptosystem and cryptographic service methods | — | 2025-08-12 |
| 12380803 | Stop detection device and stop detection method | Kenki Ueda, Ryosuke Tachibana, Shinichiro Kawabata, Takanori Kato, Hidetoshi Nitta +2 more | 2025-08-05 |
| D1084230 | Isolation valve | Sadanori Matsui, Yukikazu TERADA | 2025-07-15 |
| D1084231 | Isolation valve | Sadanori Matsui, Yukikazu TERADA, Hisashi Onoue | 2025-07-15 |
| 12272124 | Information processing device and information processing method | Kenki Ueda, Ryosuke Tachibana, Shinichiro Kawabata | 2025-04-08 |
| 12017883 | Sheet conveying device and image recording apparatus | Yoshinori Osakabe | 2024-06-25 |
| 11739981 | Isolation valve | Sadanori Matsui, Yukikazu TERADA | 2023-08-29 |
| 11718099 | Ink tank and image recording apparatus | Yoshinori Osakabe, Taichi Shirono | 2023-08-08 |
| 11551491 | Driving evaluation device, driving evaluation system, driving evaluation method, and non-transitory storage medium | Kenki Ueda, Ryosuke Tachibana, Shinichiro Kawabata, Hirofumi OHASHI, Toshihiro Yasuda +1 more | 2023-01-10 |
| 11370452 | Driving action determination device, driving action determination method and non-transitory storage medium storing a driving action determination program | — | 2022-06-28 |
| 11183054 | Information processing device, information processing system, information processing method, and storage medium | — | 2021-11-23 |
| 9983532 | Image forming apparatus with density measuring portion | Masayuki Otsuka, Ginga Nakamura | 2018-05-29 |
| 9625685 | Automobile window glass | Masanobu Ogawa, Junzo Ooe, Takuma Sawaya | 2017-04-18 |
| 8833204 | Reverse idler shaft supporting structure of transmission | — | 2014-09-16 |
| 8748520 | Polycarbonate resin composition containing triazine compound and molded article using the same | Ichiro Amasaki, Yukie Watanabe, Keizo Kimura | 2014-06-10 |
| 8660448 | Image forming apparatus and image forming method | Masayuki Otsuka, Motoyuki Itoyama | 2014-02-25 |
| 8625162 | Image processing apparatus and image forming apparatus with a toner density correction function | Norihide Yasuoka, Masayuki Otsuka, Masaya Fujitani, Katsuhiro Nagayama | 2014-01-07 |
| 8304538 | Method of producing benzoxazinone-based compound | Keizo Kimura, Osamu Uchida | 2012-11-06 |
| 8264755 | Image forming apparatus and image forming method | Katsuhiro Nagayama, Masayuki Otsuka | 2012-09-11 |
| 8078069 | Image forming apparatus and image forming method | Masayuki Otsuka, Katsuhiro Nagayama | 2011-12-13 |
| 8019242 | Image forming apparatus and image forming method for suppressing fluctuation of formed images | Katsuhiro Nagayama, Masayuki Otsuka | 2011-09-13 |
| 7920801 | Image forming apparatus and method for controlling image forming apparatus | Masayuki Otsuka, Katsuhiro Nagayama | 2011-04-05 |
| 7889365 | Image forming apparatus | Katsuhiro Nagayama, Masayuki Otsuka | 2011-02-15 |
| 7734229 | Toner replenishing method, toner replenishing apparatus, and computer readable recording medium | Tatsuya Tanaka, Kyosuke Taka | 2010-06-08 |
| 7675649 | Image forming electrophotography apparatus setting conditions for process control based on a total toner quantity equivalent value | Hiroshi Kawano, Masatsugu Nakamura, Shinji Imagawa, Masaaki Ohtsuki | 2010-03-09 |