Growing community of inventors

West Chester, PA, United States of America

Michael J Simpson

Average Co-Inventor Count = 7.00

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 = 100

Michael J SimpsonCharanpreet S Bagga (2 patents)Michael J SimpsonPeter F Sharkey (2 patents)Michael J SimpsonCharles F Leinberry (2 patents)Michael J SimpsonShaun B Hanson (2 patents)Michael J SimpsonChristopher D Mandeen (2 patents)Michael J SimpsonSteven B Cohen (2 patents)Michael J SimpsonMichael J Simpson (2 patents)Charanpreet S BaggaCharanpreet S Bagga (66 patents)Peter F SharkeyPeter F Sharkey (53 patents)Charles F LeinberryCharles F Leinberry (45 patents)Shaun B HansonShaun B Hanson (36 patents)Christopher D MandeenChristopher D Mandeen (19 patents)Steven B CohenSteven B Cohen (11 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Zimmer Knee Creations, Inc. (2 from 63 patents)


2 patents:

1. 9271835 - Implantable devices for subchondral treatment of joint pain

2. 8608802 - Implantable devices for subchondral treatment of joint pain

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as of
1/9/2026
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