KO

Katsuyuki Ohshima

Dai Nippon Printing Co.: 5 patents #462 of 2,222Top 25%
DI Dai Nippon Insatsu: 3 patents #90 of 371Top 25%
KK Kureha Kagaku Kogyo: 1 patents #332 of 607Top 55%
SC Sumikin Chemical Co.: 1 patents #11 of 30Top 40%
SI Sumitomo Metal Industries: 1 patents #630 of 1,462Top 45%
📍 Ibaraki, JP: #1,149 of 6,779 inventorsTop 20%
Overall (All Time): #588,704 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
6228805 Thermal transfer printing sheet and process of double-side transfer printing Jiro Onishi, Mikiko Kudo 2001-05-08
6162160 Card and process for producing the same Mineo Yamauchi, Masaki Kutsukake 2000-12-19
5994263 Card and process for producing the same Mineo Yamauchi, Masaki Kutsukake 1999-11-30
5815190 Image forming method, image forming apparatus and image forming member Takeshi Ueno, Mineo Yamauchi, Tatsuya Kita 1998-09-29
5599765 Card and process for producing the same Mineo Yamauchi, Masaki Kutsukake 1997-02-04
5550099 Image forming method, image forming apparatus and image forming member Takeshi Ueno, Mineo Yamauchi, Tatsuya Kita 1996-08-27
5410642 ID card issuing system Miyuki Hakamatsuka, Yoshihisa Ashida, Akiyoshi Sagara, Jitsuhiko Andoh, Michio Kurata +1 more 1995-04-25
5318941 Image forming method, image forming apparatus and image forming member Takeshi Ueno, Mineo Yamauchi, Tatsuya Kita 1994-06-07
5066384 Process for refining coal-derived heavy carbonaceous materials Tohru Iwahashi, Yoshihiko Sunami, Katsumi Satoh, Kenichi Iwaguro 1991-11-19