Issued Patents All Time
Showing 25 most recent of 43 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12362103 | Electrolytic capacitor | Takehiro Kobayashi, Hiroyuki Arima | 2025-07-15 |
| 12276973 | Control system | Yoshihide Nishiyama, Shigeyuki Eguchi, Katsuhiko Azuma | 2025-04-15 |
| 11708288 | Stirrer and method for manufacturing glass plate | Eisaku Ueta, Shusaku Tamamura | 2023-07-25 |
| 11473180 | High-yield-ratio high-strength galvanized steel sheet and method for manufacturing the same | Hiromi Yoshitomi, Hiroyuki Masuoka, Seisuke Tsuda, Masaki Koba | 2022-10-18 |
| 11068423 | Control device and communication device | Masaichi Takai | 2021-07-20 |
| 11001906 | High-strength steel sheet and production method therefor | Kenji Kawamura, Noriaki Kohsaka | 2021-05-11 |
| 10895819 | Image forming device, image density stabilization control method, and recording medium | — | 2021-01-19 |
| 10606610 | Arithmetic operation device and control apparatus | Yasunori Fukuda, Masaichi Takai, Shigeyuki Eguchi | 2020-03-31 |
| 10570476 | High-strength steel sheet and production method therefor | Kenji Kawamura, Noriaki Kohsaka | 2020-02-25 |
| 10417071 | Arithmetic device and control apparatus | Yasunori Fukuda, Masaichi Takai, Shigeyuki Eguchi | 2019-09-17 |
| 10284692 | Control device and communication device | Katsuhiko Ichimura, Masaichi Takai | 2019-05-07 |
| 10236374 | Semiconductor device manufacturing method and semiconductor device | Kinya Ohtani | 2019-03-19 |
| 10198058 | Arithmetic operation device and control apparatus for control power supply of arithmetic operation device | Yasunori Fukuda, Masaichi Takai, Shigeyuki Eguchi | 2019-02-05 |
| 10146171 | Image forming apparatus capable of preventing waste toner from entering into processing unit | Tohru Sakuwa | 2018-12-04 |
| 10108103 | Image forming apparatus including displayed notification to prompt cleaning of charger and storage medium | Hideji Saikoh | 2018-10-23 |
| 9954094 | Semiconductor device manufacturing method and semiconductor device | Kinya Ohtani | 2018-04-24 |
| 9831854 | Current regulation circuit | — | 2017-11-28 |
| 9806162 | Semiconductor device having a plurality of transistors connected in parallel | Kinya Ohtani, Kenji Okada, Noriaki Mukaide | 2017-10-31 |
| 9778590 | Charging device, process cartridge, and image forming apparatus | Tohru Sakuwa | 2017-10-03 |
| 8649706 | Charging apparatus and image forming apparatus including same | Toshiaki Ino, Hiroo Naoi, Katsuya Takano, Masaki Ueji | 2014-02-11 |
| 8369747 | Charging device and image forming apparatus | Masaki Ueji, Hiroo Naoi, Toshiaki Ino, Katsuya Takano | 2013-02-05 |
| 8168360 | External additive, toner, and image forming apparatus | Toshiaki Ino, Shinya Mimura | 2012-05-01 |
| 8090286 | Image forming apparatus and toner supply container used therefor | Toshiaki Ino, Shinya Mimura, Masahiro Seki | 2012-01-03 |
| 7773892 | Image forming apparatus with variable photoconductor charging and variable developing bias voltage | Toshiaki Ino, Akiko Tsuji | 2010-08-10 |
| 7684735 | Charging apparatus and image forming apparatus | Toshiaki Ino, Syouichi Fujita, Susumu Murakami | 2010-03-23 |