Dennis E. Wojdan

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Sparks, NV, US

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Patents Grantslast 30 patents

Information Patent Grant
Vertical door locking system
- Patent number 7,032,418
- Issue date Apr 25, 2006
- Sargent Manufacturing Company
- Dale Martin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Electromagnetic door lock system
- Patent number 6,609,738
- Issue date Aug 26, 2003
- Securitron Magnalock Corp.
- Thomas Roth
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Monitoring device for swinging deadlock
- Patent number 5,825,288
- Issue date Oct 20, 1998
- Securitron Magnalock Corp.
- Dennis Wojdan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Impact resistant electromagnetic lock
- Patent number 5,758,913
- Issue date Jun 2, 1998
- Securitron Magnalock Corp.
- Thomas E. Roth
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Latch monitor
- Patent number 5,757,269
- Issue date May 26, 1998
- Securitron Magnalock Corp.
- Thomas E. Roth
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES

Patents Applicationslast 30 patents

Information Patent Application
Vertical door locking system
- Publication number 20050235711
- Publication date Oct 27, 2005
- Secure Access Lock, Inc.
- Dale Martin
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES