Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7567381 | Plastic sheet | Yukio Kokuzawa, Katsuyuki Murai | 2009-07-28 |
| 7390445 | Method of producing composite sheet having polyolefin foam layer | Kazuhiko Morita, Satoshi Iwasaki | 2008-06-24 |
| 7369311 | Lens sheets for rear projection screens | Yukio Kokuzawa, Katsuyuki Murai | 2008-05-06 |