Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8339850 | Semiconductor device | Hiroaki Tanizaki, Yuichi Kunori, Kenji Koda | 2012-12-25 |
| 6831864 | Method of erasing data of nonvolatile semiconductor memory unit | Shinichi Mizoguchi, Takashi Hayasaka | 2004-12-14 |
| 6760259 | Non-volatile semiconductor memory device that can be fabricated with erasure unit modified | Takashi Hayasaka, Taku Ogura | 2004-07-06 |
| 6515900 | Non-volatile memory with background operation function | Tamiyu Kato, Yoshikazu Miyawaki | 2003-02-04 |
| 6483748 | Nonvolatile memory with background operation function | Yoshikazu Miyawaki | 2002-11-19 |
| 6388921 | Nonvolatile semiconductor memory device with improved reliability and operation speed | Yasuhiro Yamamoto, Yoshikazu Miyawaki | 2002-05-14 |
| 6243292 | Nonvolatile semiconductor memory device capable of reducing memory array area | Shinichi Kobayashi, Yoshikazu Miyawaki, Shinji Kawai | 2001-06-05 |
| 6069518 | Semiconductor device allowing generation of desired internal voltage at high accuracy | Hiroaki Nakai, Shinichi Kobayashi, Motoharu Ishii, Atsushi Ohba, Akira Hosogane | 2000-05-30 |
| 5999475 | Internal potential generation circuit that can output a plurality of potentials, suppressing increase in circuit area | Atsushi Ohba | 1999-12-07 |
| 5898606 | Electrically programmable and erasable nonvolatile semiconductor memory device and operating method therefor | Shinichi Kobayashi, Yasushi Terada, Yoshikazu Miyawaki, Takeshi Nakayama, Natsuo Ajika +4 more | 1999-04-27 |
| 5847994 | Non-volatile semiconductor memory device having a back ground operation mode | Akiko Motoshima, Akira Okugaki | 1998-12-08 |
| 5745417 | Electrically programmable and erasable nonvolatile semiconductor memory device and operating method therefor | Shinichi Kobayashi, Yasushi Terada, Yoshikazu Miyawaki, Takeshi Nakayama, Natsuo Ajika +4 more | 1998-04-28 |
| 5659505 | Electrically programmable and erasable nonvolatile semiconductor memory device and operating method therefor | Shinichi Kobayashi, Yasushi Terada, Yoshikazu Miyawaki, Takeshi Nakayama, Natsuo Ajika +2 more | 1997-08-19 |
| 5615149 | Non-volatile semiconductor memory device incorporating data latch and address counter for page mode programming | Shinichi Kobayashi, Takeshi Nakayama, Yoshikazu Miyawaki, Yasushi Terada | 1997-03-25 |
| 5602778 | Nonvolatile semiconductor memory device with a row redundancy circuit | Masaaki Mihara, Yasushi Terada, Takeshi Nakayama, Yoshikazu Miyawaki, Shinichi Kobayashi +1 more | 1997-02-11 |
| 5548557 | Nonvolatile semiconductor memory device with a row redundancy circuit | Masaaki Mihara, Yasushi Terada, Takeshi Nakayama, Yoshikazu Miyawaki, Shinichi Kobayashi +1 more | 1996-08-20 |
| 5521863 | Non-volatile semiconductor memory device incorporating data latch and address counter for page mode programming | Shinichi Kobayashi, Takeshi Nakayama, Yoshikazu Miyawaki, Yasushi Terada | 1996-05-28 |
| 5521864 | Non-volatile semiconductor memory device allowing fast verifying operation | Shinichi Kobayashi, Hiroaki Nakai, Motoharu Ishii, Atsushi Ohba, Akira Hosogane | 1996-05-28 |
| 5485421 | Non-volatile semiconductor memory device incorporating data latch and address counter for page mode programming | Shinichi Kobayashi, Takeshi Nakayama, Yoshikazu Miyawaki, Yasushi Terada | 1996-01-16 |
| 5428568 | Electrically erasable and programmable non-volatile memory device and a method of operating the same | Shinichi Kobayashi, Yasushi Terada, Takeshi Nakayama, Yoshikazu Miyawaki | 1995-06-27 |
| 5402382 | Nonvolatile semiconductor memory device capable of erasing by a word line unit | Yoshikazu Miyawaki, Yasushi Terada, Takeshi Nakayama, Shinichi Kobayashi | 1995-03-28 |
| 5371705 | Internal voltage generator for a non-volatile semiconductor memory device | Takeshi Nakayama, Yasushi Terada, Yoshikazu Miyawaki, Shinichi Kobayashi | 1994-12-06 |
| 5363330 | Non-volatile semiconductor memory device incorporating data latch and address counter for page mode programming | Shinichi Kobayashi, Takeshi Nakayama, Yoshikazu Miyawaki, Yasushi Terada | 1994-11-08 |
| 5297096 | Nonvolatile semiconductor memory device and data erasing method thereof | Yasushi Terada, Takeshi Nakayama, Shinichi Kobayashi, Yoshikazu Miyawaki, Masanori Hayashikoshi | 1994-03-22 |