Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5338327 | Method of flame abrasion of glass preform | Yuichi Ohga, Toshio Danzuka, Masahide Saito, Hiroshi Yokota | 1994-08-16 |
KA
Kouji Amemiya
Overall (All Time): #3,804,174 of 4,157,543Top 95%
1
Patents All Time