KM

Keiichi Murayama

Sumitomo Electric Industries: 9 patents #3,076 of 21,551Top 15%
PA Panasonic: 5 patents #5,165 of 21,108Top 25%
Mitsubishi Electric: 3 patents #8,691 of 25,717Top 35%
AD Advanced Display: 3 patents #45 of 147Top 35%
NJ Nuvoton Technology Corporation Japan: 2 patents #77 of 222Top 35%
TO Tosoh: 1 patents #576 of 1,042Top 60%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
Overall (All Time): #202,323 of 4,157,543Top 5%
21
Patents All Time

Issued Patents All Time

Showing 1–21 of 21 patents

Patent #TitleCo-InventorsDate
12342627 Manufacturing method and semiconductor device Kazumi Tsutsumida, Katsuyoshi Jokyu 2025-06-24
12051688 Manufacturing method and semiconductor device Kazumi Tsutsumida, Katsuyoshi Jokyu 2024-07-30
8017975 Semiconductor device Akiyoshi Tamura, Hirotaka Miyamoto, Kenichi MIYAJIMA 2011-09-13
7989845 Semiconductor device having a hetero-junction bipolar transistor and manufacturing method thereof Akiyoshi Tamura, Hirotaka Miyamoto, Kenichi MIYAJIMA 2011-08-02
7728357 Heterojunction bipolar transistor and manufacturing method thereof Akiyoshi Tamura, Hirotaka Miyamoto, Kenichi MIYAJIMA 2010-06-01
7566920 Bipolar transistor and power amplifier Katsuhiko Kawashima, Masahiro Maeda, Hirotaka Miyamoto 2009-07-28
7449729 Heterojunction bipolar transistor and method for fabricating the same Kenichi MIYAJIMA, Hirotaka Miyamoto 2008-11-11
7301181 Heterojunction bipolar transistor having an emitter layer made of a semiconductor material including aluminum Yorito Ota, Akiyoshi Tamura 2007-11-27
7176098 Semiconductor element and method for fabricating the same Keisuke Kojima, Toshiharu Tanbo 2007-02-13
7176099 Hetero-junction bipolar transistor and manufacturing method thereof Akiyoshi Tamura, Masanobu Nogome 2007-02-13
7091528 Semiconductor device Masanobu Nogome, Akiyoshi Tamura 2006-08-15
7015887 Driving circuit and driving method for LCD Kyoichiro Oda, Akimasa Yuuki, Shin Tahata, Toshio Tobita, Shiro Miyake +1 more 2006-03-21
7012337 Semiconductor device including a photosensitive resin covering at least a portion of a substrate having a via hole Masanobu Nogome, Akiyoshi Tamura, Kazutsune Miyanaga, Yoshitaka Kuroishi 2006-03-14
7001820 Heterojunction bipolar transistor and method for fabricating the same Kenichi MIYAJIMA, Akiyoshi Tamura 2006-02-21
6982141 Semiconductor device and manufacturing method thereof Masanobu Nogome, Akiyoshi Tamura, Kazutsune Miyanaga, Yoshitaka Kuroishi 2006-01-03
6903388 Hetero-junction bipolar transistor and manufacturing method thereof Akiyoshi Tamura, Masanobu Nogome 2005-06-07
6825821 Driving circuit and driving method for LCD Kyoichiro Oda, Akimasa Yuuki, Shin Tahata, Toshio Tobita, Shiro Miyake +1 more 2004-11-30
6816142 Liquid crystal display device Kyoichiro Oda, Akimasa Yuuki, Shin Tahata, Toshio Tobita, Shiro Miyake +1 more 2004-11-09
6677625 Bipolar transistor Manabu Yanagihara, Takeshi Fukui, Tsuyoshi Tanaka 2004-01-13
5960897 Auxiliary vehicle driving system Takehiko Furuya, Yasuharu Oyama, Yutaka Arimura 1999-10-05
5561050 Methods for diagnosis of colon, stomach and pancreatic cancer using antibodies specific for a mucin-type carbohydrate chain Yong Suk CHUNG, Yoshito Yamashita, Michio Sowa, Ryuichi Horie, Takashi Saito 1996-10-01