Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6395814 | Wiper blade utilizing piezoelectricity of tourmaline and method for manufacture of the same | Takao Watanabe | 2002-05-28 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6395814 | Wiper blade utilizing piezoelectricity of tourmaline and method for manufacture of the same | Takao Watanabe | 2002-05-28 |