MI

Masahiro Iwamura

HI Hitachi: 89 patents #45 of 28,497Top 1%
FU Fujikura: 1 patents #788 of 1,407Top 60%
HC Hitachi Haramachi Electronics Co.: 1 patents #22 of 64Top 35%
Overall (All Time): #18,065 of 4,157,543Top 1%
90
Patents All Time

Issued Patents All Time

Showing 51–75 of 90 patents

Patent #TitleCo-InventorsDate
5388249 Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices Takashi Hotta, Kozaburo Kurita, Hideo Maejima, Shigeya Tanaka, Tadaaki Bandoh +3 more 1995-02-07
5387827 Semiconductor integrated circuit having logic gates Yuji Yokoyama, Takashi Akioka, Atsushi Hiraishi, Yutaka Kobayashi, Tatsumi Yamauchi +3 more 1995-02-07
5378941 Bipolar transistor MOS transistor hybrid semiconductor integrated circuit device Yoji Nishio, Ikuro Masuda, Kazuo Kato, Shigeo Kuboki 1995-01-03
5378904 Semiconductor integrated circuit and method and system for designing layout of the same Goro Suzuki, Tetsuya Yamamoto, Yoshio Okamura 1995-01-03
5363332 Current-driven signal interface implemented in semiconductor integrated circuit device Fumio Murabayashi, Takashi Hotta, Akiyoshi Osumi 1994-11-08
5362998 Composite circuit of bipolar transistors and MOS transistors and semiconductor integrated circuit device using the same Hideo Maejima, Atsuo Watanabe, Kazutaka Mori 1994-11-08
5345421 High speed, low noise semiconductor storage device Tatsumi Yamauchi, Makoto Saeki, Hideaki Uchida 1994-09-06
5339448 Microprocessor with improved internal transmission Shigeya Tanaka, Tatsumi Yamauchi, Tatsuo Nojiri, Hisashi Tada, Tetsuo Nakano 1994-08-16
5285414 Semiconductor memory having transistors which drive data lines in accordance with values of write data and column select signal Tatsumi Yamauchi, Kazutaka Mori 1994-02-08
5245224 Level conversion circuitry for a semiconductor integrated circuit Yukio Suzuki, Ikuro Masuda, Shinji Kadono, Akira Uragami, Masayoshi Yoshimura +1 more 1993-09-14
5239212 Gate circuit of combined field-effect and bipolar transistors with an improved discharge arrangement Ikuro Masuda, Kazuo Kato, Takao Sasayama, Yoji Nishio, Shigeo Kuboki 1993-08-24
5153452 Bipolar-MOS IC with internal voltage generator and LSI device with internal voltage generator Shigeya Tanaka, Tatsumi Yamauchi, Ikuro Masuda, Tetsuo Nakano 1992-10-06
5133064 Data processing system generating clock signal from an input clock, phase locked to the input clock and used for clocking logic devices Takashi Hotta, Kozaburo Kurita, Hideo Maejima, Shigeya Tanaka, Tadaaki Bandoh +3 more 1992-07-21
5119314 Semiconductor integrated circuit device Takashi Hotta 1992-06-02
5117382 Semiconductor integrated circuit for performing an arithmetic operation including bipolar and MOS transistors Hideo Maejima, Takashi Hotta, Ikuro Masuda, Kouzaburou Kurita, Masahiro Ueno 1992-05-26
5103120 Level conversion circuitry for a semiconductor integrated circuit Yukio Suzuki, Ikuro Masuda, Shinji Kadono, Akira Uragami, Masayoshi Yoshimura +1 more 1992-04-07
5091883 Semiconductor memory and microprocessor Nozomu Matsuzaki, Takashi Akioka, Atushi Hiraishi, Tatsumi Yamauchi, Yuji Yokoyama +2 more 1992-02-25
5057713 Bipolar MOS logic circuit and semiconductor integrated circuit Akira Ide 1991-10-15
5047669 Tristate circuit using bipolar transistor and CMOS transistor Kozaburo Kurita, Hideo Maejima, Tetsuo Nakano, Atsuo Hotta 1991-09-10
4983862 Semiconductor integrated circuit with a bi-MOS input circuit for providing input signals to an internal logic block Yukio Suzuki, Ikuro Masuda, Shinji Kadono, Akira Uragami, Masayoshi Yoshimura +1 more 1991-01-08
4907184 Arithmetic operation circuit Tetsuo Nakano, Kozaburo Kurita 1990-03-06
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