Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5401604 | Positive-type photosensitive resin compositions with quinone diazide sulfonyl unit | Chikayuki Otsuka, Mamoru Seio, Kazuyuki Kawamura | 1995-03-28 |
| 5389497 | Method for forming patterned solder mask | Mitsuo Yoshioka, Yoshikazu Yamagami, Akio Kashihara | 1995-02-14 |
| 5232816 | Positive type photosensitive resinous composition comprising a resin copolymer having at least a phosphoric acid ester monomer | Mamoru Seio, Takeshi Ikeda | 1993-08-03 |
| 4604343 | Water developable photosensitive resinous composition | Katsuzi Konishi | 1986-08-05 |
| 4556462 | Method for producing a lithographic printing plate | Seiji Arimatsu | 1985-12-03 |
| 4540649 | Water developable photopolymerizable composition and printing plate element containing same | — | 1985-09-10 |
| 4517278 | Flexographic printing plates and process for making the same | — | 1985-05-14 |
| 4508814 | Waterless negative or positive lithographic printing plate preparation | Seiji Arimatsu | 1985-04-02 |
| 4480549 | Lithographic printing plate | Seiji Arimatsu | 1984-11-06 |
| 4275143 | Photopolymer intaglio printing plate | — | 1981-06-23 |