Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5318931 | Glass panes for vehicles | Yoshikazu Toshikiyo, Takashi Sunada | 1994-06-07 |
| 5264400 | Glass panes for vehicles | Takashi Sunada, Yoshikazu Toshikiyo | 1993-11-23 |
| 4252754 | Process for manufacturing glass raw material granular pellets | Seiichiro Manabe | 1981-02-24 |