YO

Yoshihiko Okamoto

HI Hitachi: 37 patents #587 of 28,497Top 3%
Fujitsu Limited: 6 patents #5,180 of 24,456Top 25%
Canon: 6 patents #8,497 of 19,416Top 45%
RT Renesas Technology: 4 patents #758 of 3,337Top 25%
NU National University Corporation Nagoya University: 2 patents #92 of 782Top 15%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
UN Unknown: 1 patents #29,356 of 83,584Top 40%
HC Hitachi Computer Engineering Co.: 1 patents #53 of 170Top 35%
HI Hitach: 1 patents #1 of 68Top 2%
RE Ryoden Semiconductor System Engineering: 1 patents #111 of 195Top 60%
TL Tokyo Electron Limited: 1 patents #3,538 of 5,567Top 65%
📍 Yokohama, WA: #10 of 36 inventorsTop 30%
Overall (All Time): #38,898 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 26–50 of 60 patents

Patent #TitleCo-InventorsDate
5932395 Exposure method, aligner, and method manufacturing semiconductor integrated circuit devices Tsuneo Terasawa, Akira Imai, Norio Hasegawa, Shinji Okazaki 1999-08-03
5902705 Exposure method, aligner, and method manufacturing semiconductor integrated circuit devices Tsuneo Terasawa, Akira Imai, Norio Hasegawa, Shinji Okazaki 1999-05-11
5837423 Semiconductor IC device fabricating method 1998-11-17
5830606 Mask for manufacturing semiconductor device and method of manufacture thereof 1998-11-03
5786112 Photomask manufacturing process and semiconductor integrated circuit device manufacturing process using the photomask Yasuhiro Koizumi 1998-07-28
5757409 Exposure method and pattern data preparation system therefor, pattern data preparation method and mask as well as exposure apparatus Haruo Yoda, Ikuo Takada, Yukinobu Shibata, Akira Hirakawa, Norio Saitou +2 more 1998-05-26
5753416 Process for fabricating semiconductor integrated circuit device, and exposing system and mask inspecting method to be used in the process Noboru Moriuchi 1998-05-19
5691115 Exposure method, aligner, and method of manufacturing semiconductor integrated circuit devices Tsuneo Terasawa, Akira Imai, Norio Hasegawa, Shinji Okazaki 1997-11-25
5667941 Process for fabricating semiconductor integrated circuit device, and exposing system and mask inspecting method to be used in the process Noboru Moriuchi 1997-09-16
5654230 Method of forming doped film Shinichi Jintate, Toshiharu Nishimura, Atsushi Hosaka 1997-08-05
5643698 Mask for manufacturing semiconductor device and method of manufacture thereof 1997-07-01
5641715 Semiconductor IC device fabricating method 1997-06-24
5631108 Mask for manufacturing semiconductor device and method of manufacture thereof 1997-05-20
5557314 Exposure method and pattern data preparation system therefor, pattern data preparation method and mask as well as exposure apparatus Haruo Yoda, Ikuo Takada, Yukinobu Shibata, Akira Hirakawa, Norio Saitou +2 more 1996-09-17
RE35315 Mask for manufacturing semiconductor device and method of manufacture thereof 1996-08-20
5521033 Process for manufacturing semiconductor integrated circuit device, exposure method and mask for the process 1996-05-28
5502001 Method of forming light beam and method of fabricating semiconductor integrated circuits 1996-03-26
5484671 Mask for manufacturing semiconductor device and method of manufacture thereof 1996-01-16
5455144 Process for fabricating semiconductor integrated circuit device, and exposing system and mask inspecting method to be used in the process Noboru Moriuchi 1995-10-03
5418092 Process for manufacturing semiconductor integrated circuit device, exposure method and mask for the process 1995-05-23
5411823 Exposure method, phase shift mask used in the same, and process of fabricating semiconductor integrated circuit device using the same 1995-05-02
5386623 Process for manufacturing a multi-chip module Hideyuki Yamada 1995-02-07
5358807 Mask for manufacturing semiconductor device and method of manufacture thereof 1994-10-25
5352550 Mask for manufacturing semiconductor devices and method of manufacture thereof 1994-10-04
5350649 Mask for manufacturing semiconductor device and method of manufacture thereof 1994-09-27