Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11784336 | Fuel cell system and method for controlling power thereof | Se Hoon SONG, Jae Sung Choi | 2023-10-10 |
| D607432 | Telephone handset | David Waterman | 2010-01-05 |
| D585869 | Telephone handset | David Waterman | 2009-02-03 |
| D571777 | Telephone base | David Waterman | 2008-06-24 |