Growing community of inventors

Hayward, CA, United States of America

John Spurr

Average Co-Inventor Count = 2.00

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 = 1

John Spurr ↔ John S Cottrell (1 patent)John SpurrJohn Spurr (1 patent)John S CottrellJohn S Cottrell (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Finnigan Mat Gmbh (1 from 21 patents)


1 patent:

1. D344139 - Mass spectometer sample slide

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as of
12/13/2025
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