Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12288571 | Retention structures and systems for record or vinyl playback devices or systems | Kioan Cheon | 2025-04-29 |
| 10657986 | Apparatus, methods, and systems for achieving linear tonearm tracking for a record turntable | Kioan Cheon | 2020-05-19 |
| 10360938 | Apparatus, methods, and systems for controlling tonearm tracking for a record turntable | Kioan Cheon | 2019-07-23 |
| 10164373 | Automatic engagement system for liquid or power connections | Kioan Cheon | 2018-12-25 |
| 9830934 | Phonograph record cleaner | Kioan Cheon | 2017-11-28 |
| 9611965 | Coupling with automatic seal | Peter CHEON, EungSoon Lee, Tim Hunting | 2017-04-04 |
| 8985131 | Coupling with automatic seal | Peter CHEON, EungSoon Lee, Tim Hunting | 2015-03-24 |