Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10003172 | Circuit layout of laser source driving circuit | — | 2018-06-19 |
| 8196331 | Auto light intensity adjustment system | Shang-Yung Liang | 2012-06-12 |
| 4950872 | Control circuit for a source of heat | — | 1990-08-21 |
| 4845342 | Circuit for providing electrical energy to a heatable means | — | 1989-07-04 |