Issued Patents 1997
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651935 | Spiral die and laminate production method using same | Takahisa Ueyama | 1997-07-29 |
| 5633065 | Laminate resin product | Takahisa Ueyama | 1997-05-27 |
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5651935 | Spiral die and laminate production method using same | Takahisa Ueyama | 1997-07-29 |
| 5633065 | Laminate resin product | Takahisa Ueyama | 1997-05-27 |