Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6711054 | Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell | Michitaro Kanamitsu, Tetsuya Tsujikawa, Toshinori Harada, Hiroaki Kotani, Shoji Kubono +1 more | 2004-03-23 |
| 6646303 | Nonvolatile semiconductor memory device and a method of manufacturing the same | Akihiko Satoh, Masahito Takahashi | 2003-11-11 |
| 6490195 | Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell | Michitaro Kanamitsu, Tetsuya Tsujikawa, Toshinori Harada, Hiroaki Kotani, Shoji Kubono +1 more | 2002-12-03 |
| 6301150 | Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell | Michitaro Kanamitsu, Tetsuya Tsujikawa, Toshinori Harada, Hiroaki Kotani, Shoji Kubono +1 more | 2001-10-09 |
| 6078519 | Semiconductor device, data processing system and a method for changing threshold of a non-volatile memory cell | Michitaro Kanamitsu, Tetsuya Tsujikawa, Toshinori Harada, Hiroaki Kotani, Shoji Kubono +1 more | 2000-06-20 |
| 5808944 | Semiconductor memory device having a defect relief arrangement | Kazuyoshi Oshima, Kazuyuki Miyazawa, Toshihiro Tanaka, Yasuhiro Nakamura, Shigeru Tanaka +1 more | 1998-09-15 |
| 5342480 | Method of manufacturing a semiconductor integrated circuit device | Hirotaka Nishizawa, Seiichiro Azuma, Kazuo Tanaka, Mikinori Kawaji, Sinmei Hirano +2 more | 1994-08-30 |