Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6547473 | Fastening device for conveying cart | Akihiro Yasuda, Tsukasa Adachi | 2003-04-15 |
| 6336022 | Developing unit | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2002-01-01 |
| 6295433 | Developing unit having a conveying fin for loading a supply roller with toner | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2001-09-25 |
| 6226484 | Developing unit using specific developer composition | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2001-05-01 |
| 6198893 | Image forming apparatus having a plurality of developing units | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2001-03-06 |
| 6192209 | Developing unit | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2001-02-20 |
| 6170640 | Carrying system and carrying method | — | 2001-01-09 |
| 6163674 | Developing unit having developing roller with restraining blade | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2000-12-19 |
| 6151474 | Developing unit using elastic supply roller | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2000-11-21 |
| 6094554 | Developing unit having developing roller with specific side surface roughness | Kazuhiro Ichikawa, Yoshihiro Nakashima, Hidenori Kin, Tomoe Aruga, Yoichi Yamada +1 more | 2000-07-25 |
| 5132272 | Heat sensitive recording material | Katsuaki Yoshizawa, Ritsuo Mandoh | 1992-07-21 |
| 5091359 | Heat-sensitive record material | Koichi Ishida | 1992-02-25 |
| 5079212 | Heat-sensitive recording material | Koichi Ishida, Katsuaki Yoshizawa | 1992-01-07 |
| 5069112 | Damper control arrangement | Yuko Yuge | 1991-12-03 |
| 5035954 | Heat-sensitive record material and method for producing it | Naoki Yonese, Mikio Nakamura, Masato Kawamura | 1991-07-30 |
| 4977133 | Heat sensitive recording material | Kouichi Ishida, Mikio Nakamura | 1990-12-11 |
| 4946823 | Heat-sensitive record material | Mikio Nakamura | 1990-08-07 |
| 4580153 | Record material | Mitsuru Kondo, Nobuo Kanda, Akio Noguchi | 1986-04-01 |
| 4513301 | Heat-sensitive recording material | Akio Noguchi, Takao Matsushita | 1985-04-23 |