Growing community of inventors

Newark, OH, United States of America

Larry R Armstrong

Average Co-Inventor Count = 2.00

ph-index = 5

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 = 39

Larry R ArmstrongRobert L Ewing (7 patents)Larry R ArmstrongLarry R Armstrong (7 patents)Robert L EwingRobert L Ewing (55 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Holophane (5 from 33 patents)

2. Nsi Enterprises, Inc. (2 from 77 patents)


7 patents:

1. D456092 - Postop luminaire

2. D436682 - Suspended luminaire

3. D427353 - Suspended luminaire

4. D427354 - Suspended luminaire

5. D426663 - Suspended luminaire

6. D426664 - Suspended luminaire

7. D426340 - Suspended luminaire

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as of
1/3/2026
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