Growing community of inventors

Chicopee, MA, United States of America

Michael T Tzivanis

Average Co-Inventor Count = 6.00

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 = 2

Michael T TzivanisMark L Binette (2 patents)Michael T TzivanisThomas J Kennedy, Iii (2 patents)Michael T TzivanisViktor M Keller (2 patents)Michael T TzivanisJohn L Nealon (2 patents)Michael T TzivanisWilliam M Risen, Jr (2 patents)Michael T TzivanisMichael T Tzivanis (2 patents)Mark L BinetteMark L Binette (414 patents)Thomas J Kennedy, IiiThomas J Kennedy, Iii (223 patents)Viktor M KellerViktor M Keller (47 patents)John L NealonJohn L Nealon (46 patents)William M Risen, JrWilliam M Risen, Jr (41 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Callaway Golf Company (2 from 2,054 patents)


2 patents:

1. 8012044 - Multi-layer golf ball

2. 7674191 - Multi-layer golf ball

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as of
12/7/2025
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