Matthew A. Johnson

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Tullahoma, TN, US

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Patents Grantslast 30 patents

Information Patent Grant
Tilt-compensated laser rangefinder
- Patent number RE46480
- Issue date Jul 18, 2017
- Opti-Logic Corporation
- Robin H. Hines
Information Patent Grant
Systems and methods for using a hand hygiene compliance system to i...
- Patent number 9,305,191
- Issue date Apr 5, 2016
- Proventix Systems, Inc.
- Avery Dallas Long
- H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information Patent Grant
Digital vertical level indicator for improving the aim of projectil...
- Patent number 7,296,358
- Issue date Nov 20, 2007
- Patrick J. Murphy
- F41 - WEAPONS
Information Patent Grant
Tilt-compensated laser rangefinder
- Patent number 6,873,406
- Issue date Mar 29, 2005
- Opti-Logic Corporation
- Robin H. Hines
- F41 - WEAPONS

Patents Applicationslast 30 patents

Information Patent Application
SYSTEMS AND METHODS FOR USING A HAND HYGIENE COMPLIANCE SYSTEM TO I...
- Publication number 20130120120
- Publication date May 16, 2013
- Proventix Systems, Inc.
- Avery Dallas Long
- G06 - COMPUTING CALCULATING COUNTING