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Lake Elmo, MN, United States of America

Harold M Johnson

Average Co-Inventor Count = 1.78

ph-index = 3

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 82

Harold M JohnsonEdwin Thompson (2 patents)Harold M JohnsonChristopher M Mullins (2 patents)Harold M JohnsonWilliam A Crable, Jr (2 patents)Harold M JohnsonAlbert Harding (2 patents)Harold M JohnsonGregory Gelman (2 patents)Harold M JohnsonRobert E Germain (2 patents)Harold M JohnsonLeroy Davis (2 patents)Harold M JohnsonHarold M Johnson (4 patents)Edwin ThompsonEdwin Thompson (8 patents)Christopher M MullinsChristopher M Mullins (3 patents)William A Crable, JrWilliam A Crable, Jr (3 patents)Albert HardingAlbert Harding (3 patents)Gregory GelmanGregory Gelman (2 patents)Robert E GermainRobert E Germain (2 patents)Leroy DavisLeroy Davis (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (2 from 832,812 patents)

2. Sensormatic Electronics Corporation (2 from 873 patents)


4 patents:

1. 7209185 - Universal mounting technique for video matrix switching with chassis volume reduction

2. 6943849 - Connection apparatus for CCTV systems

3. 5131727 - Aerodynamic wheel cover

4. 5110190 - High modulus multifilament spokes and method

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as of
12/19/2025
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