Growing community of inventors

Carlsbad, CA, United States of America

Brian S Zender

Average Co-Inventor Count = 5.00

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 = 46

Brian S ZenderDouglas E Roberts (1 patent)Brian S ZenderThomas W Preece (1 patent)Brian S ZenderRobert A Philion (1 patent)Brian S ZenderAntonio M Bertone (1 patent)Brian S ZenderBrian S Zender (1 patent)Douglas E RobertsDouglas E Roberts (152 patents)Thomas W PreeceThomas W Preece (43 patents)Robert A PhilionRobert A Philion (6 patents)Antonio M BertoneAntonio M Bertone (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cobra Golf Corporation (1 from 273 patents)


1 patent:

1. D652464 - Golf club

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as of
12/30/2025
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