Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7442888 | Safety lock for interlock switch | Richard J Puddicombe, II | 2008-10-28 |
| 6896533 | Safety mat connector apparatus and method | Louis Schubert, Boris Shteynberg, Vladimir Belfor | 2005-05-24 |