Issued Patents All Time
Showing 51–68 of 68 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5322430 | Mold clamping device in injection molding machine | Shinichi Tazawa | 1994-06-21 |
| 5148218 | Image forming apparatus with a humidity detector | Rintaro Nakane, Jiro Egawa, Naruhito Yoshida, Kunihiko Miura, Shinya Tomura +1 more | 1992-09-15 |
| 5140370 | Image forming apparatus for forming a master copy | Shigeru Fujiwara, Tatsuya Tsujii | 1992-08-18 |
| 4965598 | Printing apparatus | Mitsuaki Kouyama | 1990-10-23 |
| 4891657 | Apparatus for forming an image | — | 1990-01-02 |
| 4885596 | Recording apparatus | Jiro Egawa, Naruhito Yoshida, Moriya Nagasawa, Naoaki Ide, Hironobu Machida | 1989-12-05 |
| 4876560 | Recording apparatus | Jiro Egawa, Naruhito Yoshida, Moriya Nagasawa, Naoaki Ide, Hironobu Machida | 1989-10-24 |
| 4837600 | Recording apparatus | Naoaki Ide | 1989-06-06 |
| 4819019 | Recording apparatus | Jiro Egawa, Naruhito Yoshida, Moriya Nagasawa, Naoaki Ide, Hironobu Machida | 1989-04-04 |
| 4816869 | Developing apparatus for applying different color toners | Tatsuya Tsujii | 1989-03-28 |
| 4791452 | Image forming apparatus having at least two-color image print function and method for controlling the same | Tatsuya Tsujii | 1988-12-13 |
| 4746468 | Method of preparing ceramic microspheres | Yoshiharu Ozaki, Mitsushi Wadasako, Yoshinori Shinohara | 1988-05-24 |
| 4647181 | Electrophotographic method and apparatus using alternating current corona charging | Mitsuaki Kohyama, Haruhiko Ishida, Shigenobu Osawa | 1987-03-03 |
| 4645330 | Electrophotographic device | Mitsuaki Kohyama, Haruhiko Ishida, Takashi Shimazaki | 1987-02-24 |
| 4641602 | Developing apparatus | — | 1987-02-10 |
| 4611901 | Electrophotographic method and apparatus | Mitsuaki Kohyama, Haruhiko Ishida, Shigenobu Osawa | 1986-09-16 |
| 4607934 | Electrophotography using a photosensitive drum with multi-photosensitive layers sensitive to different wave lengths | Mitsuaki Kohyama, Haruhiko Ishida | 1986-08-26 |
| 4596455 | Developing apparatus | Mitsuaki Kohyama | 1986-06-24 |