Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7549553 | Raven round polyethylene water meter box with stackable outside base flange and friction lugs | — | 2009-06-23 |
| 5549149 | Door with membrane attached to tambour slats guided by a track | Arthur A. Sills, Frederick A. Kilbourn, Brian K. Nelson | 1996-08-27 |
| 5446929 | Bath tub having side access | Arthur A. Sills, Frederick A. Kilbourn, Brian K. Nelson | 1995-09-05 |
| D355245 | Bathtub | Arthur A. Sills, Frederick A. Kilbourn, Brian K. Nelson | 1995-02-07 |
| 5351345 | Bath tub having side access | Arthur A. Sills, Frederick A. Kilbourn, Brian K. Nelson | 1994-10-04 |
| 4396342 | Swingably supported pusher actuator for refuse transporting vehicle | — | 1983-08-02 |