Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6662725 | Positioning method and positioning device for positioning printing plate relative to surface plate | Takashi Koizumi, Kazuoki Komiyama, Yoshinori Kawamura, Yoshihiro Koyanagi, Takashi Kato | 2003-12-16 |
| 6624840 | Automatic exposure apparatus for printing plates and method for exposing printing plates | Yoshinori Kawamura, Yoshihiro Koyanagi, Takashi Kato | 2003-09-23 |
| 6564660 | Ball screw feed mechanism | Yoshinori Kawamura, Yoshihiro Koyanagi, Mamoru Murata | 2003-05-20 |
| 6536344 | Printing plate automatic exposing device | Yoshinori Kawamura, Yoshihiro Koyanagi, Takashi Kato | 2003-03-25 |