Issued Patents All Time
Showing 76–100 of 108 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5011705 | Plasma processing method | — | 1991-04-30 |
| 4970435 | Plasma processing apparatus | Yuki Hamada, Yasushi Sasaki, Yutaka Shimada, Susumu Fukuoka | 1990-11-13 |
| 4892678 | Thiophene derivative polymer and a polymer composition thereof | Masaaki Sato, Kyoji Kaeriyama, Yoshio Suda, Takao Hiraide | 1990-01-09 |
| 4877852 | Thiophene derivative polymer and a polymer composition thereof | Masaaki Sato, Kyoji Kaeriyama, Yoshio Suda, Takao Hiraide | 1989-10-31 |
| 4816864 | Programmable copying apparatus | Kenji Shibazaki, Keiji Nakatani | 1989-03-28 |
| 4807250 | Coding device selectively connected to a transmission line | — | 1989-02-21 |
| 4759038 | PCM transmission system | Susumu Takahashi | 1988-07-19 |
| 4737557 | 3-N-higher alkylthiophene polymer and composition thereof | Masaaki Sato, Kyoji Kaeriyama, Yoshio Suda | 1988-04-12 |
| 4691005 | Thiophene derivative polymer, polymer composition, and methods for manufacture thereof | Masaaki Sato, Kyoji Kaeriyama, Yoshio Suda | 1987-09-01 |
| 4562129 | Method of forming monochromatic or dichromatic copy images | Kaoru Takebe | 1985-12-31 |
| 4539281 | Method of forming dichromatic copy images | Kaoru Takebe | 1985-09-03 |
| 4525447 | Image forming method using three component developer | Kaoru Takebe | 1985-06-25 |
| 4517528 | Amplifier circuit driven by ground isolated power supply | Ryosuke Ito | 1985-05-14 |
| 4490112 | Orthodontic system and method | Takehiko Daisaku, Yoshihide Suda | 1984-12-25 |
| 4485760 | Dry process developing method and device employed therefor | Tateki Oka | 1984-12-04 |
| 4466713 | Lens holding structure and wire material | — | 1984-08-21 |
| 4434355 | Offset prevention layer for heat roller fixing device | Sanji Inagaki, Shinji Takiguchi | 1984-02-28 |
| 4401951 | Bias circuit for use in a single-ended push-pull circuit | — | 1983-08-30 |
| 4376578 | Electrographic copying machine of powder image transfer type | Tateki Oka | 1983-03-15 |
| 4367442 | Distortion correction circuit for a power amplifier | Susumu Takahashi | 1983-01-04 |
| 4362802 | Powdery developing material for electrophotographic reproduction | Koji Nagai, Sanzi Inagaki | 1982-12-07 |
| 4353648 | Copy paper separating method for use in electrophotographic copying apparatus | Tateki Oka, Hiroshi Mizuno | 1982-10-12 |
| 4349270 | Developer removing device for copying apparatus | Kenichi Wada, Kenji Tabuchi | 1982-09-14 |
| 4345014 | Magnetic brush developing method for use in electrography employing dual-component developing material | Tateki Oka, Kenji Tabuchi | 1982-08-17 |
| 4338880 | Magnetic brush development apparatus for use in electrophotographic copying machine | Kenji Tabuchi, Kenichi Wada, Tateki Oka | 1982-07-13 |