NH

Norio Hasegawa

HI Hitachi: 4 patents #57 of 3,149Top 2%
HC Hitachi Automotive Engineering Co.: 1 patents #4 of 46Top 9%
HE Hitachi Vlsi Engineering: 1 patents #13 of 154Top 9%
📍 Tokyo, WA: #1 of 35 inventorsTop 3%
Overall (1994): #1,733 of 165,921Top 2%
6
Patents 1994

Issued Patents 1994

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5362591 Mask having a phase shifter and method of manufacturing same Akira Imai, Hiroshi Fukuda, Toshihiko Tanaka 1994-11-08
5328807 Method of forming a pattern Toshihiko Tanaka, Toshiaki Yamanaka, Akira Imai, Hiroshi Shiraishi, Takumi Ueno +1 more 1994-07-12
5323635 Air fuel ratio detecting arrangement and method therefor for an internal combustion engine Sadayasu Ueno, Takao Sasayama, Seiko Suzuki, Kanemasa Sato, Shiro Ouchi +1 more 1994-06-28
5324550 Pattern forming method Hidenori Yamaguchi, Fumio Murai, Toshio Sakamizu, Hiroshi Shiraishi 1994-06-28
5318868 Photomask and method for manufacturing semiconductor device using photomask Fumio Murai 1994-06-07
5296729 Semiconductor memory device having static random access memory Toshiaki Yamanaka, Toshihiko Tanaka, Takashi Hashimoto, Koichiro Ishibashi, Naotaka Hashimoto +6 more 1994-03-22