HI

Hiroaki Ichikawa

SO Sony: 23 patents #1,718 of 25,231Top 7%
FC Fuji Electric Co.: 14 patents #147 of 2,643Top 6%
OS Olympus Medical Systems: 12 patents #37 of 833Top 5%
OL Olympus: 3 patents #1,323 of 3,097Top 45%
YA Yazaki: 3 patents #1,239 of 3,427Top 40%
MC Murata Manufacturing Co.: 2 patents #2,631 of 5,295Top 50%
Fujitsu Limited: 2 patents #10,930 of 24,456Top 45%
EB Ebara: 1 patents #1,014 of 1,611Top 65%
TS Terumo Cardiovascular Systems: 1 patents #49 of 101Top 50%
MA Makita: 1 patents #490 of 770Top 65%
KA Kao: 1 patents #1,961 of 3,221Top 65%
Overall (All Time): #37,863 of 4,157,543Top 1%
61
Patents All Time

Issued Patents All Time

Showing 51–61 of 61 patents

Patent #TitleCo-InventorsDate
6011273 Thin-film semiconductor device having pressure sensitive and non-sensitive regions Hisashi Kadota 2000-01-04
5912794 Abnormality detection and protection circuit for semiconductor device 1999-06-15
5850276 Method of making LCD device having alignment mark made of same material and formed at same time as microlenses Tetsuro Ochi, Shizuo Nishihara, Satofumi Koike, Yasunori Sato 1998-12-15
5818413 Display apparatus Yuji Hayashi, Masayuki Iida, Hiroyoshi Tsubota 1998-10-06
5771085 LCD device with an alignment mark having same material as microlenses Tetsuro Ochi, Shizuo Nishihara, Satofumi Koike, Yasunori Sato 1998-06-23
5448384 Active matrix liquid crystal display device having discharge elements connected between input terminals and common terminal Katsuhide Uchino, Toshikazu Maekawa 1995-09-05
5185093 Process for producing magnetic metal powder and coating for magnetic recording medium Yasuo Kadono, Katsuo Kojima, Hiroyuki Nakamura, Yoshio Aoki 1993-02-09
5073523 Dielectric ceramic composition Masayuki Yamada, Tadashi Morimoto, Yasuyuki Naito, Hiroshi Takagi, Harufumi Mandai +1 more 1991-12-17
4820670 Dielectric ceramic composition Harunobu Sano, Goro Nishioka, Yukio Sakabe 1989-04-11
4791474 Semiconductor integrated circuit device Yoshihide Sugiura, Nobutake Matsumura, Nobuo Sasaki 1988-12-13
4412237 Semiconductor device Nobutake Matsumura, Ryusuke Hoshikawa, Yoshihide Sugiura, Syoji Sato 1983-10-25