Growing community of inventors

Royal Oak, MI, United States of America

Keith Hill

Average Co-Inventor Count = 2.00

ph-index = 4

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 = 108

Keith HillCharles R Burchi (4 patents)Keith HillKeith Hill (4 patents)Charles R BurchiCharles R Burchi (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Woodbridge Foam Corporation (3 from 56 patents)

2. Other (1 from 832,912 patents)


4 patents:

1. 5882073 - Foam passenger seat having trim cover attachment means

2. 5827547 - Mold for production of a passenger seat

3. 5827546 - System for production of a passenger seat

4. 5762842 - Process for seat production

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as of
1/7/2026
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