Issued Patents All Time
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12081359 | System and method for a modular entry system | Joseph H. Butler, R. Craig Boswell | 2024-09-03 |
| 12015500 | System and method for a control system for managing smart devices in a multiple unit property environment | Joseph H. Butler | 2024-06-18 |
| 6297798 | Method and apparatus for dynamically interpreting drawing commands | Charles Evans, Per Blomqvist, Eric Mawby | 2001-10-02 |
| 6012239 | Replaceable traction device for footwear | Cyril J. Conway, Andrew Conway | 2000-01-11 |
| 5764936 | Method and apparatus for dynamically interpreting drawing commands | Charles Evans, Per Blomqvist, Eric Mawby | 1998-06-09 |