Issued Patents All Time
Showing 51–62 of 62 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4973119 | Optical waveguide isolator | — | 1990-11-27 |
| 4943131 | Thin-film optical function element, and optical head using the same | — | 1990-07-24 |
| 4922454 | Magneto-optical memory medium and apparatus for writing and reading information on and from the medium | — | 1990-05-01 |
| 4865407 | Optical waveguide element, method of making the same and optical coupler employing optical waveguide element | Akihiro Suzuki, Makoto Suzuki, Yutaka Hattori, Kazuyuki Miyaki, Masayuki Yoshida +1 more | 1989-09-12 |
| 4855986 | Data storage and readout optical head using a single substrate having an electrooptic converging portion for adjustment of the light beam focal point | — | 1989-08-08 |
| 4816912 | Laser-beam printer with improved optical deflector | Makoto Suzuki | 1989-03-28 |
| 4812637 | Optical disc head with high signal-to-noise ratio | — | 1989-03-14 |
| 4807204 | Magneto-optical recording medium having pairs of mutually corresponding recording segments, and apparatus for recording information on the medium | Shuzo Mizutani, Riki Matsuda, Yutaka Hattori, Kazuyuki Miyaki, Shinichi Hirahata | 1989-02-21 |
| 4771415 | Optical data storage and readout apparatus and head, using optical fibers between stationary and movable units | — | 1988-09-13 |
| 4767170 | Optical deflector device | Shuzo Mizutani, Akihiro Suzuki, Shoji Yamada, Yumiko Watanabe, Makoto Suzuki | 1988-08-30 |
| 4765703 | Optical deflector | Makoto Suzuki | 1988-08-23 |
| 4755036 | Apparatus for deflecting light beam | Makoto Suzuki | 1988-07-05 |