Issued Patents 1997
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5689365 | Stereoscopic-vision endoscope | — | 1997-11-18 |
| 5684829 | Digital signal processing coding and decoding system | Takafumi Kizuki, Toshihiro Maruyama | 1997-11-04 |
| 5668402 | Semiconductor device | Kazuhiro Mochizuki, Shigeo Goto, Chushirou Kusano, Masahiko Kawata, Hiroshi Masuda +1 more | 1997-09-16 |
| 5657313 | Signal transmitting apparatus and signal receiving apparatus using orthogonal frequency division multiplexing | Nobuaki Takahashi, Kenji Sugiyama | 1997-08-12 |
| 5650622 | Infrared image pickup device | Norio Ookawa, Masashi Ueno, Osamu Kaneta | 1997-07-22 |
| 5644565 | Optical recording medium including a plurality of diffracted grating cells | Toshiki Toda, Fujio Iwata | 1997-07-01 |
| 5625619 | Optical recording medium having a plurality of different diffraction grating cells | Toshiki Toda, Fujio Iwata | 1997-04-29 |
| 5620515 | Coating apparatus | Hirofumi Yamamoto, Haruhiro Iida | 1997-04-15 |
| 5617248 | Diffraction grating array and display having a diffraction grating | Toshiki Toda | 1997-04-01 |
| 5591274 | Heat treatment method for metals | — | 1997-01-07 |