HA

Hitoshi Arai

HI Hitachi: 13 patents #3,142 of 28,497Top 15%
RK Riso Kagaku: 11 patents #39 of 551Top 8%
Canon: 8 patents #7,260 of 19,416Top 40%
Tdk: 7 patents #849 of 3,796Top 25%
SC Shin-Etsu Chemical Co.: 5 patents #647 of 2,176Top 30%
Mitsubishi Electric: 4 patents #7,099 of 25,717Top 30%
JA Japan Science And Technology Agency: 2 patents #401 of 2,171Top 20%
PA Panasonic: 1 patents #13,264 of 21,108Top 65%
HM Hitachi Medical: 1 patents #371 of 680Top 55%
IA Imt Ag: 1 patents #3 of 12Top 25%
MA Maeda: 1 patents #11 of 35Top 35%
NT NTT: 1 patents #2,911 of 4,871Top 60%
SC Sakata Denki Co.: 1 patents #3 of 8Top 40%
Overall (All Time): #39,870 of 4,157,543Top 1%
59
Patents All Time

Issued Patents All Time

Showing 51–59 of 59 patents

Patent #TitleCo-InventorsDate
5103091 Scanning optical apparatus having focal position deviation detecting and correcting capability Yoshihiko Hirose 1992-04-07
5081528 Image forming apparatus Kimiyoshi Hayashi, Kazuhiko Hirooka, Toshio Honma, Kenichi Takeda 1992-01-14
4999718 Image processing apparatus with interference suppression 1991-03-12
4987495 Image processing apparatus with image formation condition detection for control of processing 1991-01-22
4847695 Image processing apparatus in which the minimum and maximum widths of a pulse-width modulated signal can be independently adjusted in accordance with predetermined data signals 1989-07-11
4811037 Image processing apparatus 1989-03-07
4806432 Copper-foiled laminated sheet for flexible printed circuit board Yoshitugu Eguchi, Masaru Miyashita, Yoshimi Ogushi 1989-02-21
4709147 Image reading apparatus which calculates an original reading domain 1987-11-24
4670337 Magnetic recording medium Yasumichi Tokuoka, Norio Higuchi, Hideki Hotsuki 1987-06-02