Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7151888 | Method and apparatus for temporarily giving copy permission for reproducing digital signals | Hiroshi Yoshiura, Hiroo Okamoto, Hiroyuki Kimura | 2006-12-19 |
| 4857230 | Stabilizing composition for polyolefins | — | 1989-08-15 |