Issued Patents All Time
Showing 51–71 of 71 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5223865 | Method and apparatus for measuring visual function | Yutaka Shirao, Kazuo Kawasaki, Kazuhiro Yoshimura, Yasuhisa Murakami | 1993-06-29 |
| 5201929 | Apparatus for producing flakes of glass | Takashi Yamagishi, Koji Yokoi, Kazuhiro Doushita | 1993-04-13 |
| 5173739 | Automatic lensmeter for progressive addition lens | Mikio Kurachi, Hirokatsu Obayashi | 1992-12-22 |
| 5152067 | Apparatus for measuring interpupilary distance of mounted spectacles | Mikio Kurachi, Noritugu Nozawa | 1992-10-06 |
| 5018362 | Apparatus for controlling automotive air conditioner | Kenichi Nagase, Hiroshi Haraguchi, Takayuki Kamada | 1991-05-28 |
| 4983854 | Sheet detection apparatus with reflecting member | Shinji Kimura, Toshiaki Sugiura, Mikio Sakuma, Tasuku Sugimoto, Mamoru Imaizumi | 1991-01-08 |
| 4944585 | Device for measuring pupillary distance | — | 1990-07-31 |
| 4736626 | Abnormality detection apparatus for vehicle engines | Katuhiko Kodama | 1988-04-12 |
| 4637364 | Method for controlling air-fuel ratio for internal combustion engine and apparatus therefor | Shinichi Abe | 1987-01-20 |
| 4598684 | Apparatus for controlling air/fuel ratio for internal combustion engine | Katsushi Kato | 1986-07-08 |
| 4543937 | Method and apparatus for controlling fuel injection rate in internal combustion engine | Hidetoshi Amano, Shinichi Abe, Mitsuharu Taura | 1985-10-01 |
| 4535736 | Method and apparatus for controlling air-fuel ratio in internal combustion engine | Mitsuharu Taura | 1985-08-20 |
| 4528956 | Method of and apparatus for controlling air-fuel ratio and ignition timing in internal combustion engine | Masami Ogata | 1985-07-16 |
| 4528960 | Fuel injection mode control for multi-cylinder internal combustion engine | Norio Omori, Masumi Kinugawa | 1985-07-16 |
| 4512320 | Method of and device for controlling fuel injection in internal combustion engine | Shinichi Abe, Mitsuharu Taura, Hidetoshi Amano | 1985-04-23 |
| 4508075 | Method and apparatus for controlling internal combustion engines | Mitsunori Takao | 1985-04-02 |
| 4506639 | Method and system for controlling the idle speed of an internal combustion engine at variable ignition timing | Kazuhiro Murakami, Hisamitsu Yamazoe | 1985-03-26 |
| 4479186 | Method and apparatus for controlling an internal combustion engine | Mitsunori Takao | 1984-10-23 |
| 4442812 | Method and apparatus for controlling internal combustion engines | Mitsunori Takao | 1984-04-17 |
| 4443550 | Glass composition suitable for production of fibrous wollastonite, method for producing said wollastonite, and wollastonite obtained thereby | Makoto Kume | 1984-04-17 |
| 4436074 | Method and apparatus for controlling the fuel injection in internal combustion engine | Hirotaka Nakatsuka, Hisamitsu Yamazoe, Hiroki Matsuoka | 1984-03-13 |