Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8597774 | Laser-marking film | Atsushi Fukahori, Machiko Sugiyama, Shinji Tanaka, Jun Matsushima | 2013-12-03 |
| 8580381 | Oxygen absorber for blending in a resin and method of producing the same | Youichi Ishizaki, Kazuhiro Seno | 2013-11-12 |