Growing community of inventors

Oceanside, CA, United States of America

Ray C Steffen

Average Co-Inventor Count = 6.46

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 = 55

Ray C Steffen ↔ David S Kellar (2 patents)Ray C Steffen ↔ Eric J Read (2 patents)Ray C Steffen ↔ William V Burke (2 patents)Ray C Steffen ↔ Margaret E Watson (2 patents)Ray C Steffen ↔ Rhonda Rick (1 patent)Ray C Steffen ↔ Dana Dorwart (1 patent)Ray C Steffen ↔ Kevin Johnson (1 patent)Ray C SteffenRay C Steffen (2 patents)David S KellarDavid S Kellar (10 patents)Eric J ReadEric J Read (5 patents)William V BurkeWilliam V Burke (3 patents)Margaret E WatsonMargaret E Watson (2 patents)Rhonda RickRhonda Rick (1 patent)Dana DorwartDana Dorwart (1 patent)Kevin JohnsonKevin Johnson (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hewlett-packard Company (2 from 9,638 patents)


2 patents:

1. D458123 - Packaging carton

2. D423926 - Packaging carton

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as of
1/2/2026
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