TH

Takehiro Hirai

HH Hitachi High-Technologies: 58 patents #12 of 1,917Top 1%
Sumitomo Electric Industries: 19 patents #1,151 of 21,551Top 6%
SC Sankyo Holdings Co.: 3 patents #223 of 700Top 35%
DL Daiichi Sankyo Company, Limited: 2 patents #287 of 842Top 35%
PA Panasonic: 2 patents #9,678 of 21,108Top 50%
TT The University Of Tokyo: 1 patents #1,000 of 2,633Top 40%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
Overall (All Time): #20,127 of 4,157,543Top 1%
85
Patents All Time

Issued Patents All Time

Showing 76–85 of 85 patents

Patent #TitleCo-InventorsDate
5817551 Semiconductor device and method of manufacturing the same Taizo Fujii, Sugao Fujinaga 1998-10-06
5736421 Semiconductor device and associated fabrication method Hiroshi Shimomura, Kiyoyuki Morita, Takashi Nakabayashi, Takashi Uehara, Mitsuo Yasuhira +1 more 1998-04-07
5712174 Method of manufacturing a bipolar transistor Mitsuo Tanaka, Atsushi Hori, Hiroshi Shimomura, Yoshihiko Horikawa 1998-01-27
5696006 Method of manufacturing Bi-MOS device Masahiro Nakatani, Mitsuo Tanaka, Akihiro Kanda 1997-12-09
5406106 Semiconductor Bi-MIS device and method of manufacturing the same Masahiro Nakatani, Mitsuo Tanaka, Akihiro Kanda 1995-04-11
5331198 Semiconductor device including IIL and vertical transistors Akihiro Kanda, Mitsuo Tanaka, Masahiro Nakatani 1994-07-19
5323054 Semiconductor device including integrated injection logic and vertical NPN and PNP transistors Akihiro Kanda, Mitsuo Tanaka, Masahiro Nakatani 1994-06-21
5318917 Method of fabricating semiconductor device Akihiro Kanda, Yoshiro Fujita, Mitsuo Tanaka, Hideya Esaki 1994-06-07
5204274 Method of fabricating semiconductor device Akihiro Kanda, Yoshiro Fujita, Mitsuo Tanaka, Hideya Esaki 1993-04-20
5162252 Method of fabricating IIL and vertical complementary bipolar transistors Akihiro Kanda, Mitsuo Tanaka, Masahiro Nakatani 1992-11-10