Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11499706 | Apparatus for producing light and sound | Jason Blake Penrod, Douglas L. Krivanek, Christopher J. Shields | 2022-11-15 |
| D782103 | Cover for an illumination device | Christopher J. Shields | 2017-03-21 |
| 5901646 | Screen printing machine having three axes screen registration with shiftable support vacuum table for web | Christopher Walker | 1999-05-11 |
| 5777878 | Screen printing press having longitudinal, lateral and angular screen frame registration system and method | Charles C. Raney | 1998-07-07 |