Growing community of inventors

Bath, Canada

John Wojtkowicz

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 = 4

John Wojtkowicz ↔ Raymond Ruthenberg (1 patent)John Wojtkowicz ↔ David C Van Wyngaarden (1 patent)John Wojtkowicz ↔ Michel Loiselle (1 patent)John Wojtkowicz ↔ Mark Muzzin (1 patent)John Wojtkowicz ↔ Karen Lee (1 patent)John WojtkowiczJohn Wojtkowicz (1 patent)Raymond RuthenbergRaymond Ruthenberg (14 patents)David C Van WyngaardenDavid C Van Wyngaarden (5 patents)Michel LoiselleMichel Loiselle (3 patents)Mark MuzzinMark Muzzin (2 patents)Karen LeeKaren Lee (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Xerox Corporation (1 from 24,198 patents)


1 patent:

1. 7437120 - Optical sensor for monitoring motion of a blank sheet

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as of
1/8/2026
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