Issued Patents All Time
Showing 101–124 of 124 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5510823 | Paste for resistive element film | Hiroyuki Tanaka, Kaoru Torikoshi, Fumiaki Tambo, Yutaka Akasaki | 1996-04-23 |
| 5456989 | Photosensitive body for electrophotography | Sumitaka Nogami, Michihiro Kitazawa | 1995-10-10 |
| 5445909 | Electrophotographic photoreceptor | Yutaka Akasaki, Katsumi Nukada | 1995-08-29 |
| 5394205 | Image reading apparatus | Toru Ochiai, Masahiro Mochizuki, Soichi Ikeda | 1995-02-28 |
| 5384076 | Resistive film-forming composition and electronic components using the same | Kaoru Torikoshi, Hiroyuki Tanaka, Fumiaki Tambo, Yutaka Akasaki | 1995-01-24 |
| 5378570 | Electrophotographic photoreceptor | Tomoo Kobayashi | 1995-01-03 |
| 5153085 | Electrophotographic photosensitive member and image forming process | Yutaka Akasaki, Hidekazu Aonuma, Kazuya Hongo, Katsumi Nukada, Teruumi Marumo | 1992-10-06 |
| 5139908 | Electrophotographic photoreceptor with bromine or chlorine containing polycarbonate | Yutaka Akasaki, Susumu Honma, Hiroyuki Tanaka, Katsumi Nukada | 1992-08-18 |
| 5102757 | Electrophotographic photosensitive member and image forming process | Yutaka Akasaki, Hidekazu Aonuma, Kazuya Hongo, Katsumi Nukada, Teruumi Marumo | 1992-04-07 |
| 5091276 | Electrophotographic reverse image forming process | Yutaka Akasaki, Hidekazu Aonuma, Kazuya Hongo, Katsumi Nukada, Teruumi Marumo | 1992-02-25 |
| 5085960 | Electrophotographic photosensitive member and image forming process | Yutaka Akasaki, Hidekazu Aonuma, Kazuya Hongo, Katsumi Nukada, Teruumi Marumo | 1992-02-04 |
| 5075487 | Fluorene derivative | Yutaka Akasaki, Katsumi Nukada | 1991-12-24 |
| 5066878 | Small-sized electric motor housing circuit breaker | Shuji Sekine, Takeo Furuya | 1991-11-19 |
| 5028505 | Electrophotographic photoreceptor | Yutaka Akasaki, Katsumi Nukada | 1991-07-02 |
| 5024911 | Electrophotographic photoreceptor having an electric charge generating layer comprising a pyrylium compound | Yutaka Akasaki, Hidekazu Aonuma, Katsumi Nukada, Akihiko Tokita, Hidemi Suto +1 more | 1991-06-18 |
| 5023356 | Novel tetracyanoanthraquinodimethane derivatives and process for producing same | Toshio Mukai, Yoshiro Yamashita, Takanori Suzuki, Yutaka Akasaki, Naoya Yabuuchi +2 more | 1991-06-11 |
| 5011757 | Electrophotographic photoreceptor containing a fluorene derivative | Yutaka Akasaki, Katsumi Nukada | 1991-04-30 |
| 5011969 | Fluorene derivative and process for preparation thereof | Yutaka Akasaki, Katsumi Nukada | 1991-04-30 |
| 5008431 | Benzophenone derivative | Yutaka Akasaki, Katsumi Nukada | 1991-04-16 |
| 5006435 | Electrophotographic photosensitive member with additive in charge generating layer | Yutaka Akasaki, Hidekazu Aonuma, Kazuya Hongo, Katsumi Nukada, Teruumi Marumo | 1991-04-09 |
| 4990634 | Novel tetracyanoanthraquinodimethane derivatives and process for producing same | Toshio Mukai, Yoshiro Yamashita, Takanori Suzuki, Yutaka Akasaki, Naoya Yabuuchi +2 more | 1991-02-05 |
| 4933245 | Electrophotographic photoreceptor | Yutaka Akasaki, Naoya Yabuuchi, Kiroyuki Tanaka, Katsumi Nukada | 1990-06-12 |
| 4833054 | Electrophotographic photoreceptor having a bisazo compound | Yutaka Akasaki, Akihiko Tokita;, Hidemi Suto | 1989-05-23 |
| 4833263 | Novel electron-accepting compound and method for preparing the same | Yutaka Akasaki, Hiroyuki Tanaka, Katsumi Nukada, Hidemi Sudo | 1989-05-23 |