Issued Patents All Time
Showing 151–171 of 171 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5328789 | Electrophotographic organic photoconductor | Hideo Nakamori | 1994-07-12 |
| 5324610 | Electrophotographic organic photosensitive material with diphenoquinone derivative | Tadashi Sakuma, Toshiyuki Fukami, Hideo Nakamori | 1994-06-28 |
| 5271816 | Oxygen sensor | Hiroshi Tanaka, Shigekazu Yamauchi, Masaru Fukunaga | 1993-12-21 |
| 5216648 | Objective lens drive apparatus applicable to optical disk apparatus | Yasushi Noda, Yoshiki Kirinoe | 1993-06-01 |
| 5192633 | Laminate type photosensitive material for electrophotography | Hiroaki Iwasaki, Youichi Takesawa, Hiroshi Takemoto, Keizo Kimoto, Tadashi Sakuma | 1993-03-09 |
| 5072432 | Magnet turn-over mechanism for recording and/or erasing an information on and from a magneto-optical disk by selectively applying a first and a second predetermined magnetic fields | — | 1991-12-10 |
| 5038330 | Bias magnetic field impress apparatus for opto-magnetic disk apparatus including permanent magnet | — | 1991-08-06 |
| 4968579 | Organic laminated photosensitive material of positive charging type and process for preparation thereof | Keizo Kimoto, Hirotsugu Nishikawa | 1990-11-06 |
| 4961341 | Testing device for an oxygen sensor | Shigekazu Yamauchi, Masaru Mikita | 1990-10-09 |
| 4882253 | Organic laminated photosensitive material of positive charging type | Yoshiaki Kato, Mitsuji Tsujita, Keizo Kimoto, Hirotsugu Nishikawa, Mika Kawaguchi | 1989-11-21 |
| 4873195 | Block-formed basidiomycete and a method of cultivation for the same | Yoshimasa Kubo, Masao Hondo, Akihiko Asahi | 1989-10-10 |
| 4610515 | Objective lens for an optical disc | — | 1986-09-09 |
| 4592624 | Objective lens for microscope of low magnification | Kazuo Ushida, Yoshiyuki Shimizu | 1986-06-03 |
| 4572623 | Objective lens for optical disc | Hiroshi Ohki | 1986-02-25 |
| 4531815 | Objective lens | Kunio Konno, Hiroshi Ohki | 1985-07-30 |
| 4445777 | Optical system of a theodolite | Yuzuru Ishikawa | 1984-05-01 |
| 4403832 | Liquid crystal display device | Yutaka Nakajima, Takahiko Ihochi, Yoshimichi Shibuya | 1983-09-13 |
| 4392747 | Display device structure | Akio Kumada, Takahiko Ihochi, Makoto Homma | 1983-07-12 |
| 4367426 | Ceramic transparent piezoelectric transducer | Akio Kumada, Takahiko Ihochi, Kazuma SUZUKI, Masaru Yokosuka, Shinsuke Miura +1 more | 1983-01-04 |
| 4363083 | Screw-based incandescent lamp type fluorescent lamp | Nobuhiro Fujii, Yashuharu Takano | 1982-12-07 |
| 4362400 | Timepiece with alarm function including annular diaphragm to accommodate battery | Takahiko Ihochi, Kazuo Kojima, Yutaka Nakajima | 1982-12-07 |