HM

Hiromitsu Mashita

KT Kabushiki Kaisha Toshiba: 27 patents #978 of 21,451Top 5%
Toshiba Memory: 2 patents #853 of 1,971Top 45%
Overall (All Time): #131,336 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
10852648 Mask pattern correction system, and semiconductor device manufacturing method utilizing said correction system Kazuyuki Hino, Masahiro Miyairi, Hiroshi Yoshimura, Taiga Uno, Sachiyo Ito +4 more 2020-12-01
9917049 Semiconductor device having contacts in drawing area and the contacts connected to word lines extending from element formation area Fumiharu Nakajima, Toshiya Kotani, Takafumi Taguchi, Ryota Aburada, Chikaaki Kodama 2018-03-13
9576100 Pattern data generation method, pattern verification method, and optical image calculation method Seiro Miyoshi, Taiki KIMURA, Fumiharu Nakajima, Tetsuaki Matsunawa, Toshiya Kotani +1 more 2017-02-21
RE46100 Method of fabricating semiconductor device and semiconductor device Ryota Aburada, Toshiya Kotani, Chikaaki Kodama 2016-08-09
9268208 Pattern generating method, pattern forming method, and pattern generating program Ryota Aburada, Taiga Uno, Masahiro Miyairi, Toshiya Kotani 2016-02-23
9257367 Integrated circuit device, method for producing mask layout, and program for producing mask layout Motohiro Okada, Shuhei Sota, Takaki Hashimoto, Yasunobu Kai, Kazuyuki Masukawa +3 more 2016-02-09
9177854 Method of manufacturing semiconductor device using sidewall films for pitch multiplication in forming interconnects Fumiharu Nakajima, Toshiya Kotani, Takafumi Taguchi, Ryota Aburada, Chikaaki Kodama 2015-11-03
9159726 Semiconductor memory device and method for manufacturing same Osamu Yamane, Yoshihiro Yanai 2015-10-13
8984454 Pattern data generation method, pattern verification method, and optical image calculation method Seiro Miyoshi, Taiki KIMURA, Fumiharu Nakajima, Tetsuaki Matsunawa, Toshiya Kotani +1 more 2015-03-17
8617773 Method of correcting mask pattern, computer program product, and method of manufacturing semiconductor device Taiga Uno, Toshiya Kotani, Yukiyasu Arisawa 2013-12-31
8617999 Method of manufacturing semiconductor device and computer readable medium for storing pattern size setting program Toshiya Kotani, Fumiharu Nakajima, Takafumi Taguchi, Chikaaki Kodama 2013-12-31
8443310 Pattern correcting method, mask forming method, and method of manufacturing semiconductor device Masanari Kajiwara, Toshiya Kotani, Sachiko Kobayashi, Fumiharu Nakajima 2013-05-14
8347241 Pattern generation method, computer-readable recording medium, and semiconductor device manufacturing method Fumiharu Nakajima, Toshiya Kotani, Chikaaki Kodama 2013-01-01
8336005 Pattern dimension calculation method and computer program product Takafumi Taguchi, Toshiya Kotani, Fumiharu Nakajima, Ryota Aburada, Chikaaki Kodama 2012-12-18
8307310 Pattern generating method, method of manufacturing semiconductor device, computer program product, and pattern-shape-determination-parameter generating method Toshiya Kotani, Takafumi Taguchi, Ryuji Ogawa 2012-11-06
8283791 Semiconductor device and method for manufacturing same Takayuki Toba, Tohru Ozaki, Toshiki Hisada, Takafumi Taguchi 2012-10-09
8266552 Pattern generating method, method of manufacturing semiconductor device, and recording medium Takafumi Taguchi, Toshiya Kotani, Michiya Takimoto, Fumiharu Nakajima, Ryota Aburada +2 more 2012-09-11
8243491 Semiconductor integrated circuit including semiconductor memory Toshiki Hisada 2012-08-14
8196071 Creating mask data of integrated circuit patterns using calculated etching conversion difference Katsumi Iyanagi, Takafumi Taguchi, Toshiya Kotani, Hidefumi Mukai, Taiga Uno +1 more 2012-06-05
8183148 Method of fabricating semiconductor device and semiconductor device Ryota Aburada, Toshiya Kotani, Chikaaki Kodama 2012-05-22
8143171 Method for manufacturing semiconductor device and computer readable medium for storing pattern size setting program Toshiya Kotani, Fumiharu Nakajima, Takafumi Taguchi, Chikaaki Kodama 2012-03-27
8146022 Mask pattern data generation method, mask manufacturing method, semiconductor device manufacturing method, and pattern data generation program Toshiya Kotani, Takashi Obara 2012-03-27
8108824 Pattern verification method, method of manufacturing semiconductor device, and recording media Toshiya Kotani, Kazuhito Kobayashi 2012-01-31
7941782 Pattern layout of integrated circuit Yasunobu Kai, Kazuo Hatakeyama, Hidefumi Mukai, Koji Hashimoto 2011-05-10
7831953 Lithography simulation method, program and semiconductor device manufacturing method Masaki Satake, Satoshi Tanaka 2010-11-09