Issued Patents All Time
Showing 51–69 of 69 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6501682 | Nonvolatile semiconductor memory device | — | 2002-12-31 |
| 6496418 | Semiconductor integrated circuit and data processing system | Takayuki Kawahara, Hiroshi Sato, Atsushi Nozoe, Satoshi Noda, Shoji Kubono +2 more | 2002-12-17 |
| 6459621 | Semiconductor integrated circuit and data processing system | Takayuki Kawahara, Hiroshi Sato, Atsushi Nozoe, Satoshi Noda, Shoji Kubono +2 more | 2002-10-01 |
| 6320785 | Nonvolatile semiconductor memory device and data writing method therefor | Shooji Kubono | 2001-11-20 |
| 6285597 | Semiconductor integrated circuit and data processing system | Takayuki Kawahara, Hiroshi Sato, Atsushi Nozoe, Satoshi Noda, Shoji Kubono +2 more | 2001-09-04 |
| 6224484 | Progressive gaming system | Yoichi Okuda, Koichi Ozaki, Takashi Yamaguchi, Junichi SASA | 2001-05-01 |
| 6163485 | Semiconductor integrated circuit data processing system | Takayuki Kawahara, Hiroshi Sato, Atsushi Nozoe, Satoshi Noda, Shoji Kubono +2 more | 2000-12-19 |
| 6134148 | Semiconductor integrated circuit and data processing system | Takayuki Kawahara, Hiroshi Sato, Atsushi Nozoe, Satoshi Noda, Shoji Kubono +2 more | 2000-10-17 |
| 6091640 | Semiconductor integrated circuit with multiple write operation modes | Takayuki Kawahara, Hiroshi Sato, Atsushi Nozoe, Satoshi Noda, Shoji Kubono +2 more | 2000-07-18 |
| 5959882 | Nonvolatile semiconductor memory device and data writing method therefor | Shooji Kubono | 1999-09-28 |
| 5699311 | Semiconductor memory device | Hiroshi Sato, Tetsuya Tsujikawa | 1997-12-16 |
| 5654916 | Semiconductor memory device having an improved sense amplifier arrangement | Hiroshi Sato, Tetsuya Tsujikawa | 1997-08-05 |
| 5532971 | Nonvolatile semiconductor memory having enhanced speed for erasing and programming | Toshihiro Tanaka, Masataka Kato, Hitoshi Kume, Yoshinobu Nakagome, Katsutaka Kimura | 1996-07-02 |
| 5473570 | Semiconductor memory device having an improved sense amplifier arrangement | Hiroshi Sato, Tetsuya Tsujikawa | 1995-12-05 |
| 5221179 | Vacuum pump | Tatsuji Ikegami, Tetsuro Ohbayashi, Masashi Iguchi | 1993-06-22 |
| 5219269 | Vacuum pump | Tatsuji Ikegami, Tetsuro Ohbayashi, Masashi Iguchi | 1993-06-15 |
| 5217346 | Vacuum pump | Tatsuji Ikegami, Tetsuro Ohbayashi, Masashi Iguchi | 1993-06-08 |
| 5160250 | Vacuum pump with a peripheral groove pump unit | Tatsuji Ikegami, Tetsuro Ohbayashi, Masashi Iguchi | 1992-11-03 |
| 5074747 | Vacuum pump | Tatsuji Ikegami, Tetsuro Ohbayashi, Masashi Iguchi | 1991-12-24 |