Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8524315 | Method for manufacturing tubular body | Masayuki Seko, Toshikazu OHNO, Masaru Suzuki | 2013-09-03 |
| 8506277 | Cylindrical core for manufacturing endless belt-shaped body, and method for manufacturing endless belt-shaped body | — | 2013-08-13 |
| 8409485 | Method for manufacturing a tubular body | Kyoko Nishikawa, Shigeo Ohta | 2013-04-02 |
| 5851719 | Developing sleeve for electrophotography and process for image formation | Masayuki Takei, Hideyuki Akagi, Naoki Ohta, Yasushi Sakata, Junichi Tomonaga | 1998-12-22 |
| 5464716 | Image-holding member and production method thereof, method for forming image-forming master using the image-holding member and the forming apparatus, and image-forming method using them | — | 1995-11-07 |
| 5463456 | Cleaning assistant used with a photosensitive drum unit for lowering charge memory | Masahiko Hodumi, Yuzuru Ohki, Takashi Ito, Fumitaka Nakjajima, Masakazu Mori +3 more | 1995-10-31 |
| 5411826 | Image-holding member and production method thereof, method for forming image-forming master using the image-holding member and the forming apparatus, and image-forming method using them | — | 1995-05-02 |
| 5403692 | Electrophotographic photoreceptor | Motoko Yokokawa, Masaharu Shirai, Wataru Nakabayashi, Isamu Ishiko, Kazuaki Aoki | 1995-04-04 |
| 5310612 | Image-holding member and production method thereof, method for forming image-forming master using the image-holding member and the forming apparatus, and image-forming method using them | — | 1994-05-10 |
| 5200286 | Electrophotographic photoreceptor | Kazuya Hongo, Seiji Ashiya | 1993-04-06 |
| 5185187 | Method and apparatus for dip coating a hollow cylindrical body | Hiroaki Moriyama, Kazuaki Aoki | 1993-02-09 |
| 4914478 | Image holding member | — | 1990-04-03 |
| 4657835 | Electrophotographic photosensitive member having an intermediate layer of conductive powder and resin or oligimer | — | 1987-04-14 |
| 4632892 | Photosensitive member with resin having low oligomer content in charge transport layer | Hideki Anayama, Masaaki Hiro | 1986-12-30 |
| 4620996 | Coating device and coating method by use thereof | — | 1986-11-04 |
| 4618559 | Process of making electrophotographic photosensitive member | — | 1986-10-21 |
| 4610942 | Electrophotographic member having corresponding thin end portions of charge generation and charge transport layers | Takashi Tanaka | 1986-09-09 |
| 4606949 | Coating method | Toshiyuki Yoshihara, Motomu Horii, Mutsuo Ohtaka | 1986-08-19 |
| 4579801 | Electrophotographic photosensitive member having phenolic subbing layer | — | 1986-04-01 |
| 4571371 | Electrophotographic photosensitive layer comprising silicone compound leveling agent | — | 1986-02-18 |
| 4518669 | Electrophotographic photosensitive member | — | 1985-05-21 |
| 4362799 | Image-holding member with a curable epoxyacrylate resin insulating layer | Hideyo Kondo | 1982-12-07 |