Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6617094 | Laser-marking laminated structure and laser-marked laminated structure | Atsuya Ozawa, Kazuyoshi Hayashi, Koji Shimizu | 2003-09-09 |
| 6423399 | Laser-marking medium | Norio Endo, Teruto Isonaga, Atsuya Ozawa, Kazuyoshi Hayashi, Koji Shimizu | 2002-07-23 |
| 4724961 | Sealable container readily unsealable sealed package containing a sterile commodity, and methods of producing the same | Sumiyuki Yamakawa | 1988-02-16 |