Issued Patents All Time
Showing 126–150 of 175 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5761139 | Semiconductor memory having redundancy memory cells | Noboru Shibata, Yoshio Mochizuki, Takafumi Ikeda | 1998-06-02 |
| 5752988 | Method for producing electrode unit for fuel cell | Takafumi Okamoto, Ichiro Tanaka, Norimasa Kawagoe, Akio Yamamoto | 1998-05-19 |
| 5736269 | Fuel cell stack and method of pressing together the same | Takafumi Okamoto, Norimasa Kawagoe, Akio Yamamoto, Ichiro Tanaka | 1998-04-07 |
| 5733688 | Lithographic mask structure and method of producing the same comprising W and molybdenum alloy absorber | Masao Sugata, Keiko Chiba, Hiroshi Maehara | 1998-03-31 |
| 5732022 | Non-volatile semiconductor memory device | Nobutake Sugiura, Kiyotaka Uchigane, Masamichi Asano | 1998-03-24 |
| 5724300 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hiroto Nakai, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1998-03-03 |
| 5625591 | Non-volatile semiconductor memory device | Nobutake Sugiura, Kiyotaka Uchigane, Masamichi Asano | 1997-04-29 |
| 5615165 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hiroto Nakai, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1997-03-25 |
| 5579279 | Semiconductor memory device and method of manufacturing the same | Yoshio Mochizuki, Nobutake Sugiura | 1996-11-26 |
| 5576994 | Non-volatile semiconductor memory device | Nobutake Sugiura, Kiyotaka Uchigane, Masamichi Asano | 1996-11-19 |
| 5548559 | Semiconductor integrated circuit | Yoshio Mochizuki, Nobutake Sugiura | 1996-08-20 |
| 5546351 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hiroto Nakai, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1996-08-13 |
| 5534362 | Fuel cell stack and method of pressing together the same | Takafumi Okamoto, Manabu Tanaka, Ichiro Baba, Norimasa Kawagoe | 1996-07-09 |
| 5519654 | Semiconductor memory device with external capacitor to charge pump in an EEPROM circuit | Masamichi Asano, Shinji Saito, Shigeru Matsuda | 1996-05-21 |
| 5506813 | Semiconductor apparatus and method of manufacturing the same | Yoshio Mochizuki, Nobutake Sugiura | 1996-04-09 |
| 5499769 | Fuel injection valve including air promoting atomization | Masanori Namiki, Kazuyoshi Mori | 1996-03-19 |
| 5457650 | Apparatus and method for reading multi-level data stored in a semiconductor memory | Nobutake Sugiura, Yoshio Mochizuki | 1995-10-10 |
| 5436913 | Non-volatile semiconductor memory device using successively longer write pulses | Toshio Yamamura, Hiroto Nakai, Kaoru Tokushige, Masamichi Asano | 1995-07-25 |
| 5428569 | Non-volatile semiconductor memory device | Hiroto Nakai, Masamichi Asano, Kaoru Tokushige | 1995-06-27 |
| 5420822 | Non-volatile semiconductor memory device | Nobutake Sugiura, Kiyotaka Uchigane, Masamichi Asano | 1995-05-30 |
| 5419980 | Fuel cell stack and method of pressing together the same | Takafumi Okamoto, Manabu Tanaka, Ichiro Baba, Norimasa Kawagoe | 1995-05-30 |
| 5394598 | Method for dismantling a cylindrical tank | — | 1995-03-07 |
| 5381369 | Nonvolatile semiconductor memory device using a command control system | Shinichi Kikuchi, Kiyotaka Uchigane | 1995-01-10 |
| 5371702 | Block erasable nonvolatile memory device | Hiroto Nakai, Kaoru Tokushige, Masamichi Asano, Kazuhisa Kanazawa, Toshio Yamamura | 1994-12-06 |
| 5361227 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hiroto Nakai, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1994-11-01 |