Growing community of inventors

San Dimas, CA, United States of America

Clarence W Hannan

Average Co-Inventor Count = 2.67

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 = 52

Clarence W Hannan ↔ Wilford A Snead (2 patents)Clarence W Hannan ↔ Jirina V Pospisil (1 patent)Clarence W Hannan ↔ Robert P Eckert (1 patent)Clarence W HannanClarence W Hannan (2 patents)Wilford A SneadWilford A Snead (7 patents)Jirina V PospisilJirina V Pospisil (24 patents)Robert P EckertRobert P Eckert (5 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Unitek (2 from 43 patents)


2 patents:

1. 4904183 - Orthodontic debonding method and tool

2. D306207 - Orthodontic debonding tool

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as of
12/19/2025
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