Issued Patents All Time
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5583434 | Method and apparatus for monitoring armature position in direct-current solenoids | Howard D. Haynes | 1996-12-10 |
| 5487302 | Method and system for measuring gate valve clearances and seating force | Donald A. Casada, Howard D. Haynes, Brian K. Stewart | 1996-01-30 |