Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12193129 | Light emitting element driving device | — | 2025-01-07 |
| 11874694 | Semiconductor device and semiconductor device system | — | 2024-01-16 |
| 11395384 | Light emitting device driving apparatus, light emitting device driving system and light emitting system | Toru Takahashi | 2022-07-19 |
| 10622349 | Semiconductor device | Toru Takahashi | 2020-04-14 |
| 9949333 | Semiconductor device | Toru Takahashi | 2018-04-17 |
| 9815401 | Apparatus for driving light emitting device | Toru Takahashi, Toru Takuma | 2017-11-14 |
| 7659873 | Current control circuit, LED current control apparatus, and light emitting apparatus | Shigeharu Nakao | 2010-02-09 |