MU

Masami Usami

HI Hitachi: 7 patents #5,859 of 28,497Top 25%
HE Hitachi Micro Computer Engineering: 2 patents #45 of 393Top 15%
RT Renesas Technology: 1 patents #1,991 of 3,337Top 60%
Overall (All Time): #661,839 of 4,157,543Top 20%
8
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6867502 Semiconductor device Mitsuaki Katagiri, Kenji Ujiie 2005-03-15
5661329 Semiconductor integrated circuit device including an improved separating groove arrangement Toshiro Hiramoto, Nobuo Tamba, Takahide Ikeda, Kazuo Tanaka, Atsuo Watanabe +3 more 1997-08-26
5399912 Hold-type latch circuit with increased margin in the feedback timing and a memory device using same for holding parity check error Shigeharu Murata, Takasi Oomori, Masato Iwabuchi 1995-03-21
5388073 Semiconductor integrated circuit device and digital processor employing the same Akihisa Uchida, Yoshino Sakai, Masato Iwabuchi 1995-02-07
5367490 Semiconductor integrated circuit device with two variable delay lines in writing circuit control Kazuhiro Akimoto, Katsumi Ogiue, Hiroshi Murayama, Hitoshi Abe, Masamori Kashiyama +3 more 1994-11-22
5115393 Vector processor performing data operations in one half of a total time period of write operation and the read operation Masamori Kashiyama, Koichi Ishii, Shun Kawabe 1992-05-19
5014242 Semiconductor device for a ram disposed on chip so as to minimize distances of signal paths between the logic circuits and memory circuit Kazuhiro Akimoto, Katsumi Ogiue, Hiroshi Murayama, Hitoshi Abe, Masamori Kashiyama +3 more 1991-05-07
4970687 Semiconductor memory device having a timing generator circuit which provides a write pulse signal which has an optional timing relationship with the chip select signal Kazuhiro Akimoto, Takeo Uchiyama, Masato Iwabuchi 1990-11-13