Issued Patents All Time
Showing 26–48 of 48 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6051857 | Solid-state imaging device and method of detecting optical signals using the same | — | 2000-04-18 |
| 5777675 | Automatic light measuring device for image pickup device | Kazuhiro Kawajiri, Jun Hasegawa, Isao Taniguchi | 1998-07-07 |
| 5568249 | Phase difference detection type rangefinder and method of measuring subject distance | Kazuo Kawamura, Jun Hasegawa | 1996-10-22 |
| 5376992 | Photocurrent charge type exposure measuring apparatus | Jun Hasegawa, Katsuo Kawamura | 1994-12-27 |
| 5359383 | Automatic focusing system with phase difference detecting unit employing correlation operating circuit | Hiroshi Iwabuchi, Yoshimitsu Kudoh, Hideki Mutoh | 1994-10-25 |
| 5357310 | Correlation phase difference type focus detecting interpolation | Kazuo Kawamura, Hiroshi Iwabuchi, Jun Hasegawa | 1994-10-18 |
| 5285234 | Phase difference detecting type autofocusing device including an optical system having first and second lenses | Jun Hasegawa | 1994-02-08 |
| 5252868 | CMOS amplifier circuit and CCD delay line with CMOS amplifier | Tatsuya Hagiwara, Yasumasa Hasegawa | 1993-10-12 |
| 5115155 | CCD delay line | Yoshimitsu Kudoh, Hiedki Mutoh | 1992-05-19 |
| 5068738 | Phase-difference detector using an analog arithmetic correlation device | — | 1991-11-26 |
| 5038214 | Peak level detecting apparatus for image sensors which prevents saturation | — | 1991-08-06 |
| 5008696 | Phase difference detecting apparatus | Nozomu Ozaki, Shigenori Baba, Kunimitsu Kousaka | 1991-04-16 |
| 5006928 | Image processing method in an electronic video endoscopy system | Kazuhiro Kawajiri, Kiyoshi Inoue | 1991-04-09 |
| 4959726 | Automatic focusing adjusting device | Jin Murayama, Kazukiyo Tamada, Takashi Kagechika | 1990-09-25 |
| 4945377 | Phase difference detecting apparatus | Nozomu Ozaki | 1990-07-31 |
| 4926205 | Phase-difference detector | Jin Murayama | 1990-05-15 |
| 4849619 | Phase difference detector with analog signals | Ryuji Kondo, Jin Murayama, Masatoshi Tabei, Nozomu Ozaki | 1989-07-18 |
| 4833636 | Analog, two signal correlator | Nozomu Ozaki | 1989-05-23 |
| 4803706 | Variable delay charge coupled device | Jin Murayama, Ryuji Kondo | 1989-02-07 |
| 4750042 | Solid state image pickup element with dual horizontal transfer sections | Jin Murayama | 1988-06-07 |
| 4716466 | Image sensor | Akira Takei, Kiyoshi Tashiro | 1987-12-29 |
| 4672409 | Nonvolatile semiconductor memory device | Akira Takei, Yoshihiko Hika | 1987-06-09 |
| 4462089 | Nonvolatile semiconductor memory device | Yoshihiko Hika, Akira Takei | 1984-07-24 |