Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5144499 | Optical shaped article for CRT and having particular spectral transmittance characteristics | Seiichi Kawanami, Tatsuo Sugiyama, Yoshiro Suzuki, Yasutaro Ito | 1992-09-01 |