RS

Riichiro Shirota

KT Kabushiki Kaisha Toshiba: 155 patents #33 of 21,451Top 1%
UM United Microelectronics: 11 patents #537 of 4,560Top 15%
UN Unknown: 6 patents #2,010 of 83,584Top 3%
PT Powerchip Technology: 4 patents #10 of 138Top 8%
UP Unisantis Electronics Singapore Pte.: 4 patents #14 of 31Top 50%
Toshiba Memory: 2 patents #853 of 1,971Top 45%
PE Phison Electronics: 2 patents #111 of 344Top 35%
Kioxia: 1 patents #1,054 of 1,813Top 60%
Overall (All Time): #3,710 of 4,157,543Top 1%
191
Patents All Time

Issued Patents All Time

Showing 76–100 of 191 patents

Patent #TitleCo-InventorsDate
7352027 Nonvolatile semiconductor memory device having element isolating region of trench type Michiharu Matsui, Seiichi Mori, Yuji Takeuchi, Takeshi Kamigaichi 2008-04-01
7352632 Non-volatile semiconductor memory device Kikuko Sugimae 2008-04-01
7348627 Nonvolatile semiconductor memory device having element isolating region of trench type Michiharu Matsui, Seiichi Mori, Yuji Takeuchi, Takeshi Kamigaichi 2008-03-25
7310270 Nonvolatile semiconductor memory device Tomoharu Tanaka, Hiroshi Nakamura, Ken Takeuchi, Fumitaka Arai, Susumu Fujimura 2007-12-18
7298006 Nonvolatile semiconductor memory device including improved gate electrode Fumitaka Arai, Yasuhiko Matsunaga, Makoto Sakuma, Akira Shimizu 2007-11-20
7259992 Semiconductor memory device with a memory cell array formed on a semiconductor substrate 2007-08-21
7248034 Time limit function utilization apparatus Hiroshi Watanabe, Kazuya Matsuzawa 2007-07-24
7224612 Nonvolatile semiconductor memory device Tomoharu Tanaka, Hiroshi Nakamura, Ken Takeuchi, Fumitaka Arai, Susumu Fujimura 2007-05-29
7224157 Time limit function utilization apparatus Hiroshi Watanabe, Kazuya Matsuzawa 2007-05-29
7208933 Time limit function utilization apparatus Hiroshi Watanabe, Kazuya Matsuzawa 2007-04-24
7184309 Non-volatile semiconductor memory device Yasuhiko Matsunaga, Toshitake Yaegashi, Fumitaka Arai 2007-02-27
7158398 Semiconductor memory device having row decoder in which high-voltage-applied portion is located adjacent to low-voltage-applied portion Akira Shimizu, Fumitaka Arai 2007-01-02
7151686 Semiconductor memory device and electric device with the same Kikuko Sugimae, Takuya Futatsuyama, Masayuki Ichige 2006-12-19
7149116 Nonvolatile semiconductor memory and programming method for the same Makoto Sakuma, Fumitaka Arai, Yasuhiko Matsunaga 2006-12-12
7141474 Fabrication method of a nonvolatile semiconductor memory Masayuki Ichige, Koji Hashimoto, Tatsuaki Kuji, Seiichi Mori, Yuji Takeuchi +1 more 2006-11-28
7139201 Non-volatile semiconductor memory device and memory system using the same Tomoharu Tanaka, Masaki Momodomi, Hideo Kato, Hiroto Nakai, Yoshiyuki Tanaka +8 more 2006-11-21
7122858 Nonvolatile semiconductor memory device including improved gate electrode Fumitaka Arai, Yasuhiko Matsunaga, Makoto Sakuma, Akira Shimizu 2006-10-17
7095085 Nonvolatile semiconductor memory device and method for manufacturing the same Akira Goda, Kazuhiro Shimizu, Hiroaki Hazama, Hirohisa Iizuka, Seiichi Aritome +1 more 2006-08-22
7095651 Non-volatile semiconductor memory device Kikuko Sugimae 2006-08-22
7082055 Semiconductor integrated circuit device Masayuki Ichige, Kikuko Sugimae 2006-07-25
7078763 Nonvolatile semiconductor memory device including improved gate electrode Fumitaka Arai, Yasuhiko Matsunaga, Makoto Sakuma, Akira Shimizu 2006-07-18
7075284 Time limit function utilization Hiroshi Watanabe, Kazuya Matsuzawa 2006-07-11
7067872 Semiconductor memory device equipped with memory transistor and peripheral transistor and method of manufacturing the same Masayuki Ichige, Kikuko Sugimae 2006-06-27
7049653 Nonvolatile semiconductor memory device having element isolating region of trench type Michiharu Matsui, Seiichi Mori, Yuji Takeuchi, Takeshi Kamigaichi 2006-05-23
7045423 Non-volatile semiconductor memory device with multi-layer gate structure Masayuki Ichige, Yuji Takeuchi, Michiharu Matsui, Atsuhiro Sato, Kikuko Sugimae 2006-05-16