MI

Masamitsu Itoh

KT Kabushiki Kaisha Toshiba: 65 patents #206 of 21,451Top 1%
NA National Tax Administration Agency: 3 patents #3 of 12Top 25%
KK Kabushiki Kaisha Kinki: 3 patents #9 of 78Top 15%
Toshiba Memory: 2 patents #853 of 1,971Top 45%
NI Nikon: 2 patents #1,269 of 2,493Top 55%
SC Shin-Etsu Chemical Co.: 2 patents #1,026 of 2,176Top 50%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
Dai Nippon Printing Co.: 1 patents #1,392 of 2,222Top 65%
Overall (All Time): #29,492 of 4,157,543Top 1%
70
Patents All Time

Issued Patents All Time

Showing 26–50 of 70 patents

Patent #TitleCo-InventorsDate
8071263 Reflective mask and manufacturing method for reflective mask Ryoichi Inanami, Yumi Nakajima 2011-12-06
8025732 Apparatus for processing a substrate Hideaki Sakurai 2011-09-27
7998759 Maunfacturing method for exposure mask, generating method for mask substrate information, mask substrate, exposure mask, manufacturing method for semiconductor device and server 2011-08-16
7960075 Photomask unit, exposing method and method for manufacturing semiconductor device Satoshi Nagai, Kazuya Fukuhara, Kenji Kawano, Satoshi Tanaka 2011-06-14
7912275 Method of evaluating a photo mask and method of manufacturing a semiconductor device Hiroki Yamamoto, Osamu Ikenaga, Shoji Mimotogi, Hideki Kanai, Yukiyasu Arisawa 2011-03-22
7906257 Photomask manufacturing method and semiconductor device manufacturing method 2011-03-15
7904851 Photomask manufacturing method and semiconductor device manufacturing method Takashi Hirano, Kazuya Fukuhara 2011-03-08
7740994 Method for selecting photomask substrate, method for manufacturing photomask, and method for manufacturing semiconductor device Kazuya Fukuhara 2010-06-22
7703066 Exposure mask manufacturing method, drawing apparatus, semiconductor device manufacturing method, and mask blanks product 2010-04-20
7673281 Pattern evaluation method and evaluation apparatus and pattern evaluation program Eiji Yamanaka, Mitsuyo Asano, Shinji Yamaguchi 2010-03-02
7629088 Mask defect repairing method and semiconductor device manufacturing method 2009-12-08
7608368 Pattern forming method, photomask manufacturing method, semiconductor device manufacturing method, and computer program product Hideaki Sakurai, Tooru Shibata, Masato Saito 2009-10-27
7479365 Semiconductor device manufacturing method 2009-01-20
7435609 Manufacturing method for exposure mask, generating method for mask substrate information, mask substrate, exposure mask, manufacturing method for semiconductor device and server 2008-10-14
7390365 Developing method, substrate treating method, and substrate treating apparatus Ikuo Yoneda, Hideaki Sakurai 2008-06-24
7384713 Exposure mask blank manufacturing method and exposure mask manufacturing method 2008-06-10
7354869 Substrate processing method, substrate processing apparatus, and semiconductor device manufacturing method Hideaki Sakurai 2008-04-08
7351504 Photomask blank substrate, photomask blank and photomask Masayuki Nakatsu, Tsuneo Numanami, Masayuki Mogi, Tsuneyuki Hagiwara, Naoto Kondo 2008-04-01
7329475 Method of selecting photomask blank substrates Masayuki Nakatsu, Tsuneo Numanami, Masayuki Mogi, Tsuneyuki Hagiwara, Naoto Kondo 2008-02-12
7313781 Image data correction method, lithography simulation method, image data correction system, program, mask and method of manufacturing a semiconductor device Mitsuyo Asano, Eiji Yamanaka, Shinji Yamaguchi 2007-12-25
7211354 Mask substrate and its manufacturing method 2007-05-01
7097946 Photomask, method of manufacturing a photomask, and method of manufacturing an electronic product Sachiyo Ito, Masahiko Hasunuma 2006-08-29
7094522 Developing method, substrate treating method, and substrate treating apparatus Ikuo Yoneda, Hideaki Sakurai 2006-08-22
7060519 Manufacturing method for exposure mask, generating method for mask substrate information, mask substrate, exposure mask, manufacturing method for semiconductor device and server 2006-06-13
7001086 Developing method, substrate treating method, and substrate treating apparatus Ikuo Yoneda, Hideaki Sakurai 2006-02-21