Issued Patents All Time
Showing 26–50 of 51 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5240795 | Volume phase type hologram film and photosensitive resin composition employed therefor | Yoko Yoshinaga, Nobuo Kushibiki, Naosato Taniguchi, Hiroyoshi Kishi | 1993-08-31 |
| 5231520 | Volume phase type hologram and method of manufacture thereof | Yoko Yoshinaga, Nobuo Kushibiki, Naosato Taniguchi | 1993-07-27 |
| 5162928 | Head-up display apparatus | Naosato Taniguchi, Nobou Kushibiki, Yoko Yoshinaga | 1992-11-10 |
| 5089903 | Display apparatus | Naosato Taniguchi, Yoko Yoshinaga, Nobuo Kushibiki | 1992-02-18 |
| 5051974 | Optical head device having a light splitter with a diffraction grating structure | Naosato Taniguchi, Kiyonobu Endo, Hiroaki Hoshi, Hiroshi Osawa, Koyo Hasegawa +1 more | 1991-09-24 |
| 5035473 | Display apparatus | Naosato Taniguchi, Yoko Yoshinaga, Nobuo Kushibiki | 1991-07-30 |
| 5026618 | Photosensitive material and volume type phase hologram member formed therefrom | Nobuo Kushibiki, Yoko Yoshinaga, Naosato Taniguchi | 1991-06-25 |
| 4946533 | Method of preparing volume type hologram film | Nobuo Kushibiki, Yoko Yoshinaga, Naosato Taniguchi | 1990-08-07 |
| 4932781 | Gap measuring apparatus using interference fringes of reflected light | — | 1990-06-12 |
| 4908285 | Hologram member | Nobuo Kushibiki, Yoko Yoshinaga, Naosato Taniguchi | 1990-03-13 |
| 4871411 | Method of preparing volume type hologram film | Nobuo Kushibiki, Yoko Yoshinaga, Naosato Taniguchi | 1989-10-03 |
| 4734905 | Optical head device | Shigeyuki Suda, Yasuo Nakamura | 1988-03-29 |
| 4733065 | Optical head device with diffraction grating for separating a light beam incident on an optical recording medium from a light beam reflected therefrom | Hiroaki Hoshi, Naosato Taniguchi, Kiyonobu Endo, Hiroshi Osawa, Yasuo Nakamura | 1988-03-22 |
| 4720158 | Method of and apparatus for making a hologram | Yasuo Nakamura | 1988-01-19 |
| 4668975 | Color solid state image pick-up device | Nobuyoshi Tanaka, Seiji Hashimoto | 1987-05-26 |
| 4626679 | Optical head and method of detecting the focus thereof | Kazuya Matsumoto | 1986-12-02 |
| 4567510 | Solid state color imaging apparatus | Nobuyoshi Tanaka, Seiji Hashimoto | 1986-01-28 |
| 4517588 | Color solid state image pick-up device | Nobuyoshi Tanaka, Seiji Hashimoto | 1985-05-14 |
| 4504855 | Color imaging device | — | 1985-03-12 |
| 4500913 | Solid-state color image sensing device | Seiji Hashimoto, Nobuyoshi Tanaka, Akira Suga | 1985-02-19 |
| 4437112 | Solid-state color imaging apparatus | Nobuyoshi Tanaka, Seiji Hashimoto | 1984-03-13 |
| 4339183 | Film reader | Yu Yamada, Mutsuhiro Inoue, Toshio Arai, Kokichi Omi, Hiroaki Suzuki | 1982-07-13 |
| 4315279 | Color image detecting device | Kazuo Tanaka | 1982-02-09 |
| 4309093 | Camera having a diffusing plate with rotationally asymmetric light diffusion property | Takashi Suzuki, Kazuya Matsumoto | 1982-01-05 |
| 4229085 | Film reader | Yu Yamada, Mutsuhiro Inoue, Toshio Arai, Kokichi Omi, Hiroaki Suzuki | 1980-10-21 |