Growing community of inventors

Cedar Falls, IA, United States of America

David P Heisterkamp

Average Co-Inventor Count = 5.00

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 = 41

David P Heisterkamp ↔ William E Crookes (1 patent)David P Heisterkamp ↔ Thomas C Boe (1 patent)David P Heisterkamp ↔ Ryan Michael Krogh (1 patent)David P Heisterkamp ↔ Andrew C Easter (1 patent)David P HeisterkampDavid P Heisterkamp (1 patent)William E CrookesWilliam E Crookes (64 patents)Thomas C BoeThomas C Boe (18 patents)Ryan Michael KroghRyan Michael Krogh (7 patents)Andrew C EasterAndrew C Easter (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Deere + Company (1 from 8,451 patents)


1 patent:

1. D620503 - Tractor hood

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12/7/2025
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