TM

Tohru Maruyama

Ricoh Company: 9 patents #2,462 of 9,818Top 30%
KT Kabushiki Kaisha Toshiba: 8 patents #3,802 of 21,451Top 20%
UN Unknown: 3 patents #7,366 of 83,584Top 9%
EB Ebara: 2 patents #752 of 1,611Top 50%
KL Kawasumi Laboratories: 1 patents #37 of 106Top 35%
AT Agency Of Industrial Science And Technology: 1 patents #568 of 1,778Top 35%
Overall (All Time): #224,406 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
8711635 Nonvolatile semiconductor memory device Takuya Futatsuyama, Toshiaki Edahiro, Norihiro Fujita, Fumitaka Arai, Masaki Kondo 2014-04-29
8319270 Semiconductor device and method for manufacturing the same Mutsuo Morikado, Kiyomi Naruke, Hiroaki Tsunoda, Fumitaka Arai 2012-11-27
8315104 Nonvolatile semiconductor memory device Takuya Futatsuyama, Toshiaki Edahiro, Norihiro Fujita, Fumitaka Arai, Masaki Kondo 2012-11-20
7055232 Product disassembling and assembling system and a method of disassembling and assembling the product Kenichi Shinozaki 2006-06-06
6828627 Semiconductor device Akira Goda, Kazuhiro Shimizu, Riichiro Shirota, Norihisa Arai, Naoki Koido +3 more 2004-12-07
6722010 Product disassembling and assembling system and a method of disassembling and assembling the product Kenichi Shinozaki 2004-04-20
6703669 Semiconductor device having serially connected memory cell transistors provided between two current terminals Akira Goda, Kazuhiro Shimizu, Riichiro Shirota, Norihisa Arai, Naoki Koido +3 more 2004-03-09
6663719 Cleaning system and a method of cleaning Kenichi Shinozaki 2003-12-16
6222769 Nonvolatile semiconductor storage device having buried electrode within shallow trench Riichiro Shirota 2001-04-24
6156127 Method and apparatus for removing image forming substance from image holding member Masatoshi Saito, Taro Terashi, Hisao Watanabe, Shigeru Fujita, Masaru Shinkai +1 more 2000-12-05
6117240 Liquid applying apparatus and an image forming substance removing apparatus Hidenori Tomono, Eriko Chiba, Hiromichi Komai, Toshio Kawakubo, Masatoshi Saitou 2000-09-12
6034894 Nonvolatile semiconductor storage device having buried electrode within shallow trench Riichiro Shirota 2000-03-07
5968272 Liquid applying apparatus and an image forming substance removing apparatus Hidenori Tomono, Eriko Chiba, Hiromichi Komai, Toshio Kawakubo, Masatoshi Saitou 1999-10-19
5896612 Method and apparatus for removing image forming substance from image holding member Masatoshi Saito, Taro Terashi, Hisao Watanabe, Shigeru Fujita, Masaru Shinkai +1 more 1999-04-27
5892247 Semiconductor device and a manufacturing method thereof Yukihito Oowaki, Mitsuhiro Noguchi 1999-04-06
5759278 Liquid applying apparatus and an image forming substance removing apparatus Hidenori Tomono, Eriko Chiba, Hiromichi Komai, Toshio Kawakubo, Masatoshi Saitou 1998-06-02
5716036 Mounting structure for mounting a polygon mirror Soichi Isobe, Kazunori Hashimoto 1998-02-10
5642550 Apparatus for removing image forming substance from image holding member Masatoshi Saito, Taro Terashi, Hisao Watanabe, Shigeru Fujita, Masaru Shinkai +1 more 1997-07-01
5597456 Method for producing medical materials Michio Abe, Hiroaki Nomiyama, Sachiko Okazaki, Masuhiro Kogoma, Makoto Kodama 1997-01-28
5357162 Spindle motor using dynamic pressure bearings Shunichi Aiyoshizawa, Kazuto Hirokawa, Kazuyuki Kasahara 1994-10-18