Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7842019 | Absorbent product | Katsuhiko Sugiyama, Rie Kuwabara, Masaru Tsubata, Migaku Suzuki | 2010-11-30 |
| 4232105 | Photosensitive lithographic printing plate with hydrophilic sublayer | Hideaki Shinohara, Masaru Kato | 1980-11-04 |