Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5229237 | Electrophotographic photosensitive member and process for production thereof comprising a disazo and trisazo pigment | Yoichi Kawamorita, Kazushige Nakamura | 1993-07-20 |
| 5202214 | Process of producing-electrophotographic photosensitive member | Yoichi Kawamorita, Shin Nagahara | 1993-04-13 |
| 5120889 | Method for manufacturing binder for lead storage battery glass (fiber) mats | Toshinari Yamamoto | 1992-06-09 |
| 4944988 | Ink jet recording sheet and process for producing same | Kenji Yasuda, Akira Kobayashi, Makiko Tokita, Masao Maekawa, Masahiko Kitajima | 1990-07-31 |
| 4595544 | Method of manufacturing a container covered with protective sheet | Masahiko Kitajima, Tsutomu Matsubara | 1986-06-17 |