Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10940570 | Precision gun Smith platform | Charles Chang | 2021-03-09 |
| 10247501 | Tool and method for modifying a magazine lock | Charles Chang | 2019-04-02 |
| 10239170 | Precision gun smith platform | Charles Chang | 2019-03-26 |
| 10066887 | Tool and method for modifying a magazine lock | Charles Chang | 2018-09-04 |
| 10066888 | Tool and method for modifying a magazine lock | Charles Chang | 2018-09-04 |
| 9945631 | Tool and method for modifying a magazine lock | Charles Chang | 2018-04-17 |
| 9006921 | Energy storage system and related method | Charles Chang, Oleg Khaykin | 2015-04-14 |
| 8872479 | System for actively managing energy banks during energy transfer and related method | Charles Chang | 2014-10-28 |