Growing community of inventors

Peoria, IL, United States of America

Terry L Schaffer

Average Co-Inventor Count = 3.00

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 = 7

Terry L Schaffer ↔ Aubery W Penn (1 patent)Terry L Schaffer ↔ David R Berta (1 patent)Terry L SchafferTerry L Schaffer (1 patent)Aubery W PennAubery W Penn (3 patents)David R BertaDavid R Berta (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Caterpillar Inc. (1 from 9,500 patents)


1 patent:

1. 6609484 - Engine cooling system

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1/18/2026
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