Issued Patents All Time
Showing 176–200 of 251 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5063139 | Silver halide color photographic light-sensitive material capable of being processed at ultrahigh speed and process for the formation of color images using thereof | — | 1991-11-05 |
| 5030541 | Image-forming method using a light-sensitive material | — | 1991-07-09 |
| 5022037 | Semiconductor laser device | Hidenori Kawanishi, Taiji Morimoto, Shinji Kaneiwa, Nobuyuki Miyauchi, Seiki Yano | 1991-06-04 |
| D317019 | Currency discriminating machine | Koji Yukimoto, Yukio Ito | 1991-05-21 |
| 5005688 | Device for validating and accumulating bills and coins | Koji Yukimoto | 1991-04-09 |
| 4951291 | Semiconductor laser device with a protective film on the facets | Nobuyuki Miyauchi, Saburo Yamamoto | 1990-08-21 |
| 4951290 | Semiconductor laser device | Taiji Morimoto, Masahiro Yamaguchi, Shinji Kaneiwa, Hidenori Kawanishi | 1990-08-21 |
| RE33306 | Secondary battery or cell with improved rechargeability | Masahiro Satoh | 1990-08-21 |
| 4948694 | Recording medium comprising photopolymers | Norio Ohkuma, Masanori Takenouchi, Masashi Miyagawa, Tooru Minami, Hiroharu Oobayashi | 1990-08-14 |
| 4945026 | Image receiving element for use in a silver salt diffusion transfer process | Hideki Tomiyama, Yukio Karino | 1990-07-31 |
| 4926431 | Semiconductor laser device which is stable for a long period of time | Hidenori Kawanishi, Taiji Morimoto, Shinji Kaneiwa, Masahiro Yamaguchi | 1990-05-15 |
| 4913019 | Ham loaf size sensing means in a ham slicing machine | — | 1990-04-03 |
| 4911512 | Waveguide type optical head | Osamu Yamamoto, Nobuyuki Miyauchi, Shigeki Maei, Hidenori Kawanishi | 1990-03-27 |
| 4880915 | Method for purifying a physiologically active substance produced by recombinant DNA technique | Junichi Kajihara, Takao Kiyota | 1989-11-14 |
| 4880096 | Bill validator | Osamu Kobayashi, Ryoji Yamagishi | 1989-11-14 |
| 4879725 | Semiconductor laser device having extended facet life | Hidenori Kawanishi, Masahiro Yamaguchi, Taiji Morimoto, Shinji Kaneiwa | 1989-11-07 |
| 4864585 | External cavity type semiconductor laser apparatus | Shigeki Maei, Osamu Yamamoto, Hidenori Kawanishi, Nobuyuki Miyauchi | 1989-09-05 |
| 4860305 | External cavity type semiconductor laser apparatus | Nobuyuki Miyauchi, Hidenori Kawanishi, Shigeki Maei, Osamu Yamamoto | 1989-08-22 |
| 4849319 | Silver halide photographic light-sensitive material and method of forming super-high contrast negative image using the photographic material | Nobuaki Inoue, Senzo Sasaoka | 1989-07-18 |
| 4842957 | Pressure sensor element | Tetsuo Yamamoto, Tenshiro Muta, Yoshisada Hori, Katsushi Kubo | 1989-06-27 |
| 4830825 | Corrosion-resistant copper alloy | Sachio Goto, Hideo Kobayashi, Akira Yasumori, Tsutomu Kimura | 1989-05-16 |
| 4829531 | External resonator type semiconductor laser | Hidenori Kawanishi, Osamu Yamamoto, Nobuyuki Miyauchi, Shigeki Maei | 1989-05-09 |
| 4819245 | Semiconductor laser device having substriped channels for forming an active layer which is thin in an inside portion | Taiji Morimoto, Mototaka Taneya, Saburo Yamamoto | 1989-04-04 |
| 4819244 | Semiconductor laser device | Saburo Yamamoto, Taiji Morimoto | 1989-04-04 |
| 4817109 | External resonator type semiconductor laser apparatus | Nobuybuki Miyauchi, Osamu Yamamoto, Saburo Yamamoto, Shigeki Maei | 1989-03-28 |