| 11332960 |
Electrically operated door strike with thermally responsive element |
Fred H. Schildwachter |
2022-05-17 |
| 10781611 |
Electric strike with two independent latches |
William Schildwachter |
2020-09-22 |
| 10563428 |
Latch bolt monitor using a reed switch |
William Schildwachter |
2020-02-18 |
| 9376835 |
Magnetically mounted door hardware template |
William Schildwachter, James S. W. Lee |
2016-06-28 |
| 8366160 |
High strength electric door strike with gravity fed locking member |
William Schildwachter |
2013-02-05 |
| 7669902 |
Electric strike horizontal adjustment |
— |
2010-03-02 |
| 7021684 |
Surface mounted electric strike |
William Schildwachter |
2006-04-04 |
| 5484307 |
Flush mounted telephone jack |
Jay Garthwaite, Kenneth W. Hotchkiss, Arthur B. Woodward, Brian Lee, Walter C. Lewis |
1996-01-16 |
| 5356310 |
Flush-mounted telephone jack |
Jay Garthwaite, Kenneth W. Hotchkiss, Arthur B. Woodward, Brian Lee, Walter C. Lewis |
1994-10-18 |
| 5266049 |
Flush-mounted telephone jack |
Jay Garthwaite, Kenneth W. Hotchkiss, Arthur B. Woodward, Brian Lee, Walter C. Lewis |
1993-11-30 |
| 5133675 |
Flush-mounted telephone jack |
Jay Garthwaite, Kenneth W. Hotchkiss, Arthur B. Woodward, Brian Lee, Walter C. Lewis |
1992-07-28 |
| 4688134 |
Ground fault circuit interrupter and electronic detection circuit |
LeRoy M. Freeman, Paul Gernhardt |
1987-08-18 |
| 4630015 |
Ground fault circuit interrupter |
Paul Gernhardt |
1986-12-16 |