Growing community of inventors

Venice, CA, United States of America

Michael W Schaeffer

Average Co-Inventor Count = 4.00

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 = 0

Michael W SchaefferDavid A Vogel (2 patents)Michael W SchaefferEloisa M Compostizo (2 patents)Michael W SchaefferWilliam D Severa (1 patent)Michael W SchaefferDale J Zwack (1 patent)Michael W SchaefferMichael W Schaeffer (2 patents)David A VogelDavid A Vogel (17 patents)Eloisa M CompostizoEloisa M Compostizo (11 patents)William D SeveraWilliam D Severa (64 patents)Dale J ZwackDale J Zwack (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Wilson Sporting Goods Co. (2 from 456 patents)


2 patents:

1. 12491413 - Racquet configured with increased lateral flexibility with respect to a longitudinal axis

2. D1043877 - Central portion of a racquet

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12/25/2025
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