Issued Patents All Time
Showing 126–136 of 136 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4832464 | Optical system with grating lens assembly for correcting wavelength aberrations | Masayuki Kato, Satoshi Maeda, Fumio Yamagishi, Takefumi Inagaki | 1989-05-23 |
| 4824191 | Optical pickup | Masayuki Kato, Fumio Yamagishi, Shin Hasegawa, Takefumi Inagaki | 1989-04-25 |
| 4810046 | Light beam scanning apparatus | Fumio Yamagishi, Shinya Hasegawa, Takefumi Inagaki | 1989-03-07 |
| 4803026 | Process for preparation of acrylic resin sheets having excellent moldability and solvent resistance | Yukihiro Matsumoto, Koyu Nishimura | 1989-02-07 |
| 4785037 | Gasket composition for cast polymerization | Suehiro Tayama | 1988-11-15 |
| 4728186 | Uneven-surface data detection apparatus | Shin Eguchi, Seigo Igaki, Hironori Yahagi, Fumio Yamagishi, Takefumi Inagaki | 1988-03-01 |
| 4655541 | Hologram scanner | Kozo Yamazaki, Fumio Yamagishi, Takefumi Inagaki, Ichiro Sebata, Shunji Kitagawa +2 more | 1987-04-07 |
| 4647143 | Light-beam scanning apparatus | Kozo Yamazaki, Fumio Yamagishi, Hiroshi Watanuki, Mitsuharu Ishii, Ichiro Sebata +1 more | 1987-03-03 |
| 4639071 | Light scanning apparatus | Seikichi Matsumoto | 1987-01-27 |
| 4639070 | Beam scanning type information readout device | Seikichi Matsumoto, Shunji Kitagawa, Takefumi Inagaki, Ichiro Sebata | 1987-01-27 |
| 4235504 | Holographic disk scanner | Moritoshi Ando | 1980-11-25 |