IS

Ichio Shimizu

HI Hitachi: 18 patents #2,067 of 28,497Top 8%
RT Renesas Technology: 13 patents #156 of 3,337Top 5%
HS Hitachi Tohbu Semiconductor: 5 patents #27 of 223Top 15%
RE Renesas Electronics: 5 patents #829 of 4,529Top 20%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
📍 Gyōda, JP: #10 of 565 inventorsTop 2%
Overall (All Time): #90,617 of 4,157,543Top 3%
37
Patents All Time

Issued Patents All Time

Showing 26–37 of 37 patents

Patent #TitleCo-InventorsDate
5808359 Semiconductor device having a heat sink with bumpers for protecting outer leads Kuniharu Muto, Atsushi Nishikizawa, Jyunichi Tsuchiya, Toshiyuki Hata, Nobuya Koike 1998-09-15
5488254 Plastic-molded-type semiconductor device Asao Nishimura, Makoto Kitano 1996-01-30
5194935 Plastic encapsulated semiconductor device and structure for mounting the same devices having particular radiating fin structure Makoto Kitano, Asao Nishimura, Akihiro Yaguchi, Nae Yoneda, Ryuji Kohno +2 more 1993-03-16
5150193 Resin-encapsulated semiconductor device having a particular mounting structure Toshihiro Yasuhara, Masachika Masuda, Gen Murakami, Kunihiko Nishi, Masanori Sakimoto +3 more 1992-09-22
5121300 Lead frame and electronic device employing the same 1992-06-09
5047837 Semiconductor device with heat transfer cap Makoto Kitano, Takahiro Daikoku, Sueo Kawai, Kazuo Yamazaki, Asao Nishimura +2 more 1991-09-10
5041901 Lead frame and semiconductor device using the same Makoto Kitano, Asao Nishimura, Akihiro Yaguchi, Sueo Kawai, Akio Hoshi 1991-08-20
4942452 Lead frame and semiconductor device Makoto Kitano, Sueo Kawai, Asao Nishimura, Hideo Miura, Akihiro Yaguchi +5 more 1990-07-17
4920074 Surface mount plastic package semiconductor integrated circuit, manufacturing method thereof, as well as mounting method and mounted structure thereof Akio Hoshi, Sumio Okada, Soichiro Nakamura 1990-04-24
4907129 Lead frame and electronic divice 1990-03-06
4797787 Lead frame and electronic device 1989-01-10
4725692 Electronic device and lead frame used thereon Shigeru Ishii 1988-02-16