Issued Patents All Time
Showing 26–50 of 63 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6784933 | Solid-state imaging device and method for controlling same | — | 2004-08-31 |
| 6781895 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 2004-08-24 |
| 6418052 | Nonvolatile semiconductor memory equipped with data latch circuits for transferring one-bit data or multi-bit data | Noboru Shibata, Tomoharu Tanaka, Toshio Yamamura, Susumu Fujimura | 2002-07-09 |
| 6331945 | Non-volatile semiconductor memory capable of storing one-bit data or multi-bit data | Noboru Shibata, Tomoharu Tanaka, Toshio Yamamura, Susumu Fujimura | 2001-12-18 |
| 6262926 | Nonvolatile semiconductor memory device | — | 2001-07-17 |
| 6172911 | Non-volatile semiconductor memory device with an improved verify voltage generator | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 2001-01-09 |
| 6122193 | Non-volatile semiconductor memory capable of storing 1-bit data or multi-bit data | Noboru Shibata, Tomoharu Tanaka, Toshio Yamamura, Susumu Fujimura | 2000-09-19 |
| 6028794 | Nonvolatile semiconductor memory device and erasing method of the same | Kaoru Tokushige | 2000-02-22 |
| 5909399 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1999-06-01 |
| 5818791 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1998-10-06 |
| 5793696 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1998-08-11 |
| 5724300 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1998-03-03 |
| 5682346 | Nonvolatile semiconductor memory device having suitable writing efficiency | Toshio Yamamura, Tomoharu Tanaka | 1997-10-28 |
| 5615165 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1997-03-25 |
| 5615148 | Nonvolatile semiconductor memory | Toshio Yamamura | 1997-03-25 |
| 5587948 | Nonvolatile semiconductor memory with NAND structure memory arrays | — | 1996-12-24 |
| 5553026 | Non-volatile semiconductor memory device | Tadashi Miyakawa, Shigeru Matsuda | 1996-09-03 |
| 5546351 | Non-volatile semiconductor memory device and memory system using the same | Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1996-08-13 |
| 5450361 | Semiconductor memory device having redundant memory cells | Hiroshi Iwahashi, Kazuhisa Kanazawa, Isao Sato | 1995-09-12 |
| 5436913 | Non-volatile semiconductor memory device using successively longer write pulses | Toshio Yamamura, Hideo Kato, Kaoru Tokushige, Masamichi Asano | 1995-07-25 |
| 5428569 | Non-volatile semiconductor memory device | Hideo Kato, Masamichi Asano, Kaoru Tokushige | 1995-06-27 |
| 5371702 | Block erasable nonvolatile memory device | Hideo Kato, 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, Hideo Kato, Yoshiyuki Tanaka, Riichiro Shirota +8 more | 1994-11-01 |
| 5321655 | Semiconductor memory device | Hiroshi Iwahashi, Kazuhisa Kanazawa, Isao Sato | 1994-06-14 |
| 5297029 | Semiconductor memory device | Hideo Kato, Kaoru Tokushige, Masamichi Asano | 1994-03-22 |