MI

Masahiro Iwamura

HI Hitachi: 9 patents #4 of 2,935Top 1%
Overall (1989): #509 of 140,708Top 1%
9
Patents 1989

Issued Patents 1989

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
4890017 CMOS-BiCMOS gate circuit Ikuro Masuda, Kazuo Kato, Takao Sasayama, Yoji Nishio, Shigeo Kuboki 1989-12-26
4879480 Bicmos gate array Yukio Suzuki, Ikuro Masuda, Shinji Kadono, Akiro Uragami, Masayoshi Yoshimura +1 more 1989-11-07
4860148 Semiconductor integrated circuit device with a protective circuit Ikuro Masuda, Hideaki Uchida 1989-08-22
4853560 Logic circuit and semiconductor integrated circuit device capable of operating by different power supplies Hideo Maejima, Ikuro Masuda 1989-08-01
4849658 Dynamic logic circuit including bipolar transistors and field-effect transistors Takashi Hotta, Hideo Maejima 1989-07-18
4829201 Gate circuit of combined field-effect and bipolar transistors Ikuro Masuda, Kazuo Kato, Takao Sasayama, Yoji Nishio, Shigeo Kuboki 1989-05-09
4813020 Semiconductor device Ikuro Masuda 1989-03-14
4808850 Composite circuit of bipolar transistors and field effect transistors Ikuro Masuda, Motohisa Nishihara 1989-02-28
4801983 Schottky diode formed on MOSFET drain Masahiro Ueno, Kozaburo Kurita, Ikuro Masuda 1989-01-31