Issued Patents 1989
Showing 1–13 of 13 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4889106 | Treating instrument for endoscope | — | 1989-12-26 |
| 4887186 | Multi-layered dielectric element | Takeshi Takeda, Sohji Tsuchiya, Satoshi Sekido | 1989-12-12 |
| 4879493 | Low-pressure discharge lamp | Hiromistu Mastuno, Seiichi Murayama, Tetsuo Ono | 1989-11-07 |
| 4863049 | Cap for a vessel | Issei Suzuki, Takashi Kano, Noboru Anzai | 1989-09-05 |
| 4855817 | Color image sensor with optical diffusion members covering sets of color filters and separated by light shields to obtain accurate color reproduction | — | 1989-08-08 |
| 4841556 | Plasma X-ray source | Yasuo Kato, Isao Ochiai, Seiichi Murayama | 1989-06-20 |
| 4831458 | Image information scanner apparatus with adjustment state display function | — | 1989-05-16 |
| 4827966 | Pressure equilibrator for gases | Nobuyoshi Takano, Yoshio Taichi, Norimi Akimori, Kasumi Yoshida | 1989-05-09 |
| 4826025 | Ampoule package | Kenji Abiko, Noboru Anzai, Kenichi Takahashi | 1989-05-02 |
| 4823168 | Flow-through cell for a photometer formed using a pair of cell body members | Masao Kamahori, Junkichi Miura, Mamoru Taki, Hiroyuki Miyagi | 1989-04-18 |
| 4805032 | Total contact type photoelectric conversion device and optical reader using the same | Hiroyuki Horiguchi, Masanori Itagaki | 1989-02-14 |
| 4804574 | Laminated printed coil structure | Kenji Osawa, Shiyouichi Muramoto, Takanori Kawahara, Takaaki Koizumi | 1989-02-14 |
| 4796134 | Magnetic head with improved supporter for perpendicular magnetization recording | Yasuhiko Nakayama, Nobuaki Furuya, Hiroshi Miyama | 1989-01-03 |