Growing community of inventors

San Jose, CA, United States of America

Richard F Johnson

Average Co-Inventor Count = 1.67

ph-index = 2

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 = 81

Richard F JohnsonSamuel Ascher Marquiss (1 patent)Richard F JohnsonLeslie A Miller (1 patent)Richard F JohnsonThomas J McCall, Jr (1 patent)Richard F JohnsonDouglas H Smith (1 patent)Richard F JohnsonRichard F Johnson (2 patents)Samuel Ascher MarquissSamuel Ascher Marquiss (16 patents)Leslie A MillerLeslie A Miller (11 patents)Thomas J McCall, JrThomas J McCall, Jr (8 patents)Douglas H SmithDouglas H Smith (6 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Spectra-physics Gmbh (1 from 309 patents)

2. Thermo Separation Products, Inc. (1 from 4 patents)


2 patents:

1. 5483843 - Transport apparatus

2. 5039242 - Z-fold paper retainer

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as of
12/16/2025
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