Issued Patents All Time
Showing 1–9 of 9 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11410527 | Method and system for social distance monitoring, alerting and reporting using a combination of ultrasonic transponders and a wireless RF data network | Michael Baumgartner, Eugene Rohling, Brian Donlan, Ira Lehrman | 2022-08-09 |
| 6491345 | Seat having interchangeable inserts | — | 2002-12-10 |
| D453643 | Headboard | John E. Black | 2002-02-19 |
| D450944 | Chair | John E. Black | 2001-11-27 |
| D448939 | Seat | — | 2001-10-09 |
| D447356 | Bed frame | John E. Black | 2001-09-04 |
| D445575 | Seat | — | 2001-07-31 |
| D442808 | Table base | John E. Black | 2001-05-29 |
| 5480689 | Decorative sleeve for furniture leg | Richard C. Hannum | 1996-01-02 |