Issued Patents 2021
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| D929056 | Housing for dual end optical cleaning device | Wayne S. Hoofnagle | 2021-08-24 |
| D921087 | Portable fiber optic camera | Scott M. Tsukamaki, Wayne S. Hoofnagle | 2021-06-01 |
| D910256 | Housing for dual end optical cleaning device | Wayne S. Hoofnagle | 2021-02-09 |