Issued Patents All Time
Showing 1–17 of 17 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12011927 | Inkjet recording apparatus | — | 2024-06-18 |
| 11981122 | Ink-jet recording apparatus | — | 2024-05-14 |
| 11134163 | Image forming apparatus that displaces position of sheet on exit tray according to whether sheet meets predetermined condition | — | 2021-09-28 |
| 8720881 | Image forming apparatus and method of controlling same | — | 2014-05-13 |
| 7183510 | Switching device | Hiroyuki Ami, Hideyo Kakuno | 2007-02-27 |
| 6864454 | Switch apparatus | Keiichi Shimizu, Yasuhide Tanaka | 2005-03-08 |
| 6005201 | Switch | Yasuhide Tanaka, Keiichi Shimizu | 1999-12-21 |
| 5821483 | Modular array of switches, switch actuators, printed circuit boards, housing and electrical connector | Yasuhide Tanaka | 1998-10-13 |
| 5814427 | Decolorizable toner and process for preparing the same | Katsumi Murofushi, Yoshikazu Hosoda, Akira Yamauchi, Yuki Abe, Harushi Nagami +2 more | 1998-09-29 |
| 5770825 | Switch device | Hiroyuki Kuroda, Kazuya Yoshikawa | 1998-06-23 |
| 5710684 | Cleaning mechanism for a magnetic head and a method of producing a cleaning brush having brush pieces integrally molded with a resin block | Naoto Inoue | 1998-01-20 |
| 5607803 | Decolorizable toner and a decolorizable toner production process | Katsumi Murofushi, Yoshikazu Hosoda, Toshiya Kawasaki, Yuki Abe, Takayuki Yoshida | 1997-03-04 |
| 5535080 | Magnetic head connecting structure having temporarily retaining pawls | Naoto Inoue | 1996-07-09 |
| 5469318 | Magnetic head device with a cleaning mechanism | Naoto Inoue | 1995-11-21 |
| 5449583 | Method of making decolorizable toner | Katsumi Murofushi, Yoshikazu Hosoda, Yuki Abe, Takayuki Yoshida | 1995-09-12 |
| 5362592 | Decolorizable toner | Katsumi Murofushi, Yoshikazu Hosoda, Toshio Kaji, Yuki Abe, Takayuki Yoshida +4 more | 1994-11-08 |
| 4975547 | Multi-position electrical switch | Kiyoshi Nakayama, Toshio Yoshioka | 1990-12-04 |