Growing community of inventors

Newport Beach, CA, United States of America

H Joseph Engel

Average Co-Inventor Count = 1.00

ph-index = 1

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 = 7

H Joseph EngelH Joseph Engel (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Tek Tron Enterprises, Inc. (1 from 2 patents)


1 patent:

1. 5130910 - Reflective housing for increased luminance of fluorescent bulbs

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as of
12/20/2025
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