Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5312591 | Color test strip carrying pad for correction | — | 1994-05-17 |
| 5296336 | Dampening solution for lithographic printing | Masumi Takase, Takeya Sakai, Toshio Sato, Takashi Ito, Katsuhiro Osaki | 1994-03-22 |
| 5244495 | Additive for lithographic dampening solution and use thereof | Shintaro Yamaoka, Yoshitake Nagayama, Masanori Fujiki, Shinichi Goto, Katsuhiro Ohsaki +1 more | 1993-09-14 |
| 5223438 | Agent composition for detecting redox reaction | — | 1993-06-29 |