Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8763430 | Method for manufacturing grin lens | Toru Achiwa | 2014-07-01 |
| 7891214 | Method of manufacturing grin lens and grin lens | Toru Achiwa | 2011-02-22 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8763430 | Method for manufacturing grin lens | Toru Achiwa | 2014-07-01 |
| 7891214 | Method of manufacturing grin lens and grin lens | Toru Achiwa | 2011-02-22 |