KU

Katsuhisa Usami

HI Hitachi: 6 patents #6,582 of 28,497Top 25%
HC Hitachi Instruments Engineering Co.: 1 patents #18 of 126Top 15%
Overall (All Time): #884,304 of 4,157,543Top 25%
6
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
6319622 Magnetic head Satoshi Shigematsu, Takao Imagawa, Koichi Nishioka, Hiroshi Kamio 2001-11-20
6120919 Magnetic head Satoshi Shigematsu, Takao Imagawa, Koichi Nishioka, Hiroshi Kamio 2000-09-19
5898177 Electron microscope Kishio Hidaka, Takeo Kamino, Toshie Yaguchi, Takashi Aoyama, Shigeyoshi Nakamura +2 more 1999-04-27
5294811 Thin film semiconductor device having inverted stagger structure, and device having such semiconductor device Takashi Aoyama, Kazuhiro Ogawa, Yasuhiro Mochizuki, Naohiro Momma 1994-03-15
4561891 Powdery silicon carbide composition for sintering Kunihiro Maeda, Yukio Takeda, Satoru Ogihara, Osamu Asai 1985-12-31
4365264 Semiconductor device with high density low temperature deposited Si.sub.w N.sub.x H.sub.y O.sub.z passivating layer Kiichiro Mukai, Seiki Harada, Shin-ichi Muramatsu, Atsushi Hiraiwa, Shigeru Takahashi +3 more 1982-12-21