Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12092383 | Refrigeration cycle device | — | 2024-09-17 |
| 10775061 | Air-conditioning apparatus | Kazuhiko Kawai | 2020-09-15 |
| 5733235 | Rubber covered roll, rubber composition, and image-forming apparatus | Tetsuo Waku, Takeshi Ooishi, Michiharu Yogosawa | 1998-03-31 |
| 5504930 | Programmable controller and sequence control method | Mitsuaki Kobayashi, Toshihiko Matsuda, Yasuo Morooka, Kunihiko Onuma, Noboru Azusawa | 1996-04-02 |
| 5217839 | Preparation process of toner | Fumio Yamada, Tsuyoshi Yamamoto, Jun Saito, Shizuo Kitahara | 1993-06-08 |