Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4312656 | Glass ribbon width control method in float process | Hiroshi Masuda, Hirohiko Sakai | 1982-01-26 |
| 4306898 | Glass ribbon width control method in float process | Hiroshi Masuda, Hirohiko Sakai | 1981-12-22 |