Growing community of inventors

Whitehall, PA, United States of America

Jeffrey D Crawford

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 22

Jeffrey D CrawfordAlan Brownlie (1 patent)Jeffrey D CrawfordHarold A Smith (1 patent)Jeffrey D CrawfordHyman L Zelkowitz (1 patent)Jeffrey D CrawfordLucia Mercer (1 patent)Jeffrey D CrawfordJeffrey D Crawford (2 patents)Alan BrownlieAlan Brownlie (5 patents)Harold A SmithHarold A Smith (4 patents)Hyman L ZelkowitzHyman L Zelkowitz (3 patents)Lucia MercerLucia Mercer (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Knoll International, Inc. (2 from 93 patents)


2 patents:

1. 4561693 - Back support tilt and seat and back support height control mechanism for

2. 4482119 - Table top assembly

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as of
1/3/2026
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