Lawrence D. Brownfield

Person

Downers Grove, IL, US

People

Patents Grantslast 30 patents

Information Patent Grant
Electronic access control device
- Patent number 8,587,405
- Issue date Nov 19, 2013
- O.S. Security
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vending machines with field-programmable locks
- Patent number 7,821,395
- Issue date Oct 26, 2010
- Micro Enhanced Technology, Inc.
- William D. Denison
- G07 - CHECKING-DEVICES
Information Patent Grant
Electronic access control device
- Patent number 7,741,952
- Issue date Jun 22, 2010
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electronic access control device
- Patent number 7,683,758
- Issue date Mar 23, 2010
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vending machines with field-programmable electronic locks
- Patent number 7,495,543
- Issue date Feb 24, 2009
- Micro Enhanced Technology, Inc.
- William D. Denison
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic access control device
- Patent number 7,482,907
- Issue date Jan 27, 2009
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electronic access control device utilizing a single microcomputer i...
- Patent number 7,456,725
- Issue date Nov 25, 2008
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electronic access control device
- Patent number 7,295,100
- Issue date Nov 13, 2007
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electronic access control device
- Patent number 7,019,615
- Issue date Mar 28, 2006
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electronic access control device
- Patent number 6,977,576
- Issue date Dec 20, 2005
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Vending machines with field-programmable locks
- Patent number 6,900,720
- Issue date May 31, 2005
- Micro Enhanced Technology, Inc.
- William D. Denison
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic access control device
- Patent number 6,359,547
- Issue date Mar 19, 2002
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Grant
Electronic locking system with an access-control solenoid
- Patent number 6,108,188
- Issue date Aug 22, 2000
- Micro Enhanced Technology
- William D. Denison
- E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
Information Patent Grant
System for interfacing a communication device with a radio for hand...
- Patent number 6,052,603
- Issue date Apr 18, 2000
- Mold-Tech Plastics Limited Partnership
- Richard M. Kinzalow
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Electronic access control device utilizing a single microcomputer i...
- Patent number 5,617,082
- Issue date Apr 1, 1997
- Micro Enhanced Technology, Inc.
- William D. Denison
- G07 - CHECKING-DEVICES

Patents Applicationslast 30 patents

Information Patent Application
Electronic Access Control Device and Management System
- Publication number 20110210818
- Publication date Sep 1, 2011
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electronic Access Control Device and Management System
- Publication number 20110187496
- Publication date Aug 4, 2011
- William D. Denison
- G07 - CHECKING-DEVICES
Information Patent Application
Electronic Access Control Device and Management System
- Publication number 20110156866
- Publication date Jun 30, 2011
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electronic access control device
- Publication number 20070164324
- Publication date Jul 19, 2007
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Vending machines with field-programmable electronic locks
- Publication number 20070096866
- Publication date May 3, 2007
- William D. Denison
- G07 - CHECKING-DEVICES
Information Patent Application
Vending machines with field-programmable electronic locks
- Publication number 20070096867
- Publication date May 3, 2007
- William D. Denison
- G06 - COMPUTING CALCULATING COUNTING
Information Patent Application
Electronic access control device
- Publication number 20060038657
- Publication date Feb 23, 2006
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electronic access control device
- Publication number 20050212656
- Publication date Sep 29, 2005
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Vending machines with field-programmable electronic locks
- Publication number 20050088279
- Publication date Apr 28, 2005
- Micro Enhanced Technology, Inc.
- William D. Denison
- G07 - CHECKING-DEVICES
Information Patent Application
ELECTRONIC ACCESS CONTROL DEVICE
- Publication number 20050077998
- Publication date Apr 14, 2005
- Micro Enhanced Techonology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electronic acces control device
- Publication number 20040252016
- Publication date Dec 16, 2004
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electronic access control device
- Publication number 20040246098
- Publication date Dec 9, 2004
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Vending machines with field-programmable locks
- Publication number 20040201449
- Publication date Oct 14, 2004
- Micro Enhanced Technology Inc.
- William D. Denison
- G07 - CHECKING-DEVICES
Information Patent Application
Electronic access control device
- Publication number 20040178884
- Publication date Sep 16, 2004
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Electronic access control device
- Publication number 20040178885
- Publication date Sep 16, 2004
- William D. Denison
- B60 - VEHICLES IN GENERAL
Information Patent Application
Vending machines with field-programmable locks
- Publication number 20030234719
- Publication date Dec 25, 2003
- Micro Enhanced Technology Inc.
- William D. Denison
- G07 - CHECKING-DEVICES
Information Patent Application
Electronic access control device
- Publication number 20020097141
- Publication date Jul 25, 2002
- Micro Enhanced Technology, Inc.
- William D. Denison
- B60 - VEHICLES IN GENERAL

Lawrence D. Brownfield

Person

Patents Grantslast 30 patents

Electronic access control device

Vending machines with field-programmable locks

Electronic access control device

Electronic access control device

Vending machines with field-programmable electronic locks

Electronic access control device

Electronic access control device utilizing a single microcomputer i...

Electronic access control device

Electronic access control device

Electronic access control device

Vending machines with field-programmable locks

Electronic access control device

Electronic locking system with an access-control solenoid

System for interfacing a communication device with a radio for hand...

Electronic access control device utilizing a single microcomputer i...

Patents Applicationslast 30 patents

Electronic Access Control Device and Management System

Electronic Access Control Device and Management System

Electronic Access Control Device and Management System

Electronic access control device

Vending machines with field-programmable electronic locks

Vending machines with field-programmable electronic locks

Electronic access control device

Electronic access control device

Vending machines with field-programmable electronic locks

ELECTRONIC ACCESS CONTROL DEVICE

Electronic acces control device

Electronic access control device

Vending machines with field-programmable locks

Electronic access control device

Electronic access control device

Vending machines with field-programmable locks

Electronic access control device