Patents per Year
Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| 12353642 | Multi-function stylus with sensor controller | James Trethewey, Charlie Case, JR. | 2025-07-08 | |
| 11327577 | Multi-function stylus with sensor controller | James Trethewey, Charlie Case, JR. | 2022-05-10 | $19,182,000 |
| 11243617 | Multi-function stylus with sensor controller | James Trethewey, Charlie Case, JR. | 2022-02-08 | $27,206,000 |
| 10642376 | Multi-function stylus with sensor controller | James Trethewey, Charlie Case, JR. | 2020-05-05 | $29,615,000 |
| 10612504 | Nozzle assembly with adaptive closed signal | Jean-Christophe Oge | 2020-04-07 | |
| 6479936 | Afterglow lamp with multiple phosphor coatings | — | 2002-11-12 | |
| 4634129 | Color correlated game board and playing pieces | — | 1987-01-06 | |
| 4193278 | Locked key ring | — | 1980-03-18 |