Gerald F. Chalko, JR.

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Highland, IN, US

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Patents Grantslast 30 patents

Information Patent Grant
Door management system for field service and delivery personnel
- Patent number 7,806,326
- Issue date Oct 5, 2010
- William P. Lanigan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
Security system for cargo trailers
- Patent number 7,059,159
- Issue date Jun 13, 2006
- Mi-Jack Products, Inc.
- William P. Lanigan
- B62 - LAND VEHICLES FOR TRAVELLING OTHERWISE THAN ON RAILS

Patents Applicationslast 30 patents

Information Patent Application
Door Management System For Field Service and Delivery Personnel
- Publication number 20120204490
- Publication date Aug 16, 2012
- MI-JACK SYSTEMS & TECHNOLOGY, LLC
- William P. Lanigan
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES