Issued Patents All Time
Showing 26–47 of 47 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6285037 | Liquid drop detection method and apparatus therefor | Tadashi Koyama, Keiji Tsunetomo | 2001-09-04 |
| 6239444 | Water drop detector on transparent substrate and initiating method and output stabilizing method therefor | Tadashi Koyama, Keiji Tsunetomo | 2001-05-29 |
| 6239570 | Wiper controller apparatus of water drop sensitive type | Tadashi Koyama, Keiji Tsunetomo | 2001-05-29 |
| 6153995 | Water drop detection sensor | — | 2000-11-28 |
| 6147753 | Multilayer, cushioned liquid drop detector | Tadashi Koyama, Keiji Tsunetomo, Hideki Imanishi | 2000-11-14 |
| 6097167 | Water drop detector or transparent substrate and initiating method and output stabilizing method therefor | Tadashi Koyama, Keiji Tsunetomo | 2000-08-01 |
| 5998782 | Water drop detector on transparent substrate | Tadashi Koyama, Keiji Tsunetomo, Hideki Imanishi | 1999-12-07 |
| 5991049 | Transparent substrate having rain sensor | Tadashi Koyama, Keiji Tsunetomo, Hideki Imanishi | 1999-11-23 |
| 5917603 | Wiper control apparatus | Tadashi Koyama, Keiji Tsunetomo | 1999-06-29 |
| 5814841 | Self-scanning light-emitting array | Yukihisa Kusuda, Kiyoshi Tone, Ken Yamashita | 1998-09-29 |
| 5451977 | Self-scanning light-emitting array and a driving method of the array | Yukihisa Kusuda, Kiyoshi Tone, Ken Yamashita | 1995-09-19 |
| 5418395 | Semiconductor light emitting device | Hisao Nagata | 1995-05-23 |
| 5279868 | Method of preparing ultrafine particle dispersion material | Shunsuke Ohtsuka, Hisao Nagata, Ken Yamashita, Tadashi Koyama | 1994-01-18 |
| 5177405 | Self-scanning, light-emitting device | Yukihisa Kusuda, Kiyoshi Tone, Ken Yamashita, Seiji Ohno, Yasunao Kuroda +1 more | 1993-01-05 |
| 4986841 | Method of preparing an alkali metal diffusion preventive layer | Keiji Oyoshi, Takashi Tagami | 1991-01-22 |
| 4845766 | Simultaneous projection feature analysis apparatus | Norman A. Peppers, James R. Young, Gerald A. Pierce, Kazuo Katsuki | 1989-07-04 |
| 4535231 | Photodetector output circuit | — | 1985-08-13 |
| 4414575 | Autofocus system | Manabu Yamamoto | 1983-11-08 |
| 4301477 | Solid-state imaging device | Iwao Takemoto, Masaharu Kubo, Shinya Ohba, Masakazu Aoki | 1981-11-17 |
| 4295055 | Circuit for generating scanning pulses | Iwao Takemoto, Norio Koike, Shinya Ohba, Haruhisa Ando, Masaaki Nakai +4 more | 1981-10-13 |
| 4274113 | Solid-state imaging device | Shinya Ohba, Masaharu Kubo, Haruhisa Ando, Yataro Yamashita, Shoji Hanamura +2 more | 1981-06-16 |
| 4223330 | Solid-state imaging device | Norio Koike, Iwao Takemoto, Shinya Ohba, Masaharu Kubo | 1980-09-16 |