Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7940203 | Electromagnetic wave absorption board to be used in wireless LAN | Tadashi Onishi, Yoshinori Shirai, Tetsuji Hattori | 2011-05-10 |
| 7623058 | Electromagnetic wave absorbing plate | — | 2009-11-24 |
| 4859636 | Chemically strengthened glass article formed of float glass | Shinichi Aratani, Takeshi Mizoguchi | 1989-08-22 |
| 4671814 | Method of strengthening glass article formed of float glass by ion exchange | Shinichi Aratani, Takeshi Mizoguchi | 1987-06-09 |