Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6216504 | Traveling sheet thickness changing method for cold tandem roller | Hiroshi Kurakake, Yutaka Saito, Satoshi Hattori | 2001-04-17 |
| 5013709 | Pressure-sensitive recording paper and color developer therefor | Masahide Ogawa, Teiji Sato, Kiyoshi Abe, Hiroo Inoue, Mitsuo Saito | 1991-05-07 |