Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4285716 | Method of quenching glass sheets | Seiichiro Honjo, Hiroaki Masunaga, Keiji Hara | 1981-08-25 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4285716 | Method of quenching glass sheets | Seiichiro Honjo, Hiroaki Masunaga, Keiji Hara | 1981-08-25 |