SK

Shoichi Kotoku

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HE Hitachi Micro Computer Engineering: 2 patents #45 of 393Top 15%
📍 Hitachinaka, JP: #760 of 2,447 inventorsTop 35%
Overall (All Time): #888,928 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
5666072 Semiconductor integrated circuit device having bipolar transistor and field effect transistor Fumio Murabayashi, Yoji Nishio, Kozaburo Kurita, Kazuo Kato 1997-09-09
5377136 Semiconductor integrated circuit device with built-in memory circuit group Yoji Nishio, Fumio Murabayashi, Akira Uragami, Manabu Shibata, Yoshitatsu Kojima +1 more 1994-12-27
5313116 Semiconductor integrated circuit device having bipolar transistor and field effect transistor Fumio Murabayashi, Yoji Nishio, Kozaburo Kurita, Kazuo Kato 1994-05-17
5265045 Semiconductor integrated circuit device with built-in memory circuit group Yoji Nishio, Fumio Murabayashi, Akira Uragami, Manabu Shibata, Yoshitatsu Kojima +1 more 1993-11-23
5059821 Bi-CMOS driver with two CMOS predrivers having different switching thresholds Fumio Murabayashi, Yoji Nishio, Kozaburo Kurita, Kazuo Kato 1991-10-22
5001365 Logic circuit using bipolar and field effect transistor, including a delayed switching arrangement Fumio Murabayashi, Yoji Nishio, Kozaburo Kurita, Kazuo Kato 1991-03-19