Growing community of inventors

Dubuque, IA, United States of America

Michael John Kieffer

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 = 6

Michael John Kieffer ↔ Leroy Ernest Kraske (1 patent)Michael John Kieffer ↔ Robert Paul Dressler (1 patent)Michael John Kieffer ↔ Dennis Alan Schaal (1 patent)Michael John Kieffer ↔ Robert Gerard Mootz (1 patent)Michael John KiefferMichael John Kieffer (1 patent)Leroy Ernest KraskeLeroy Ernest Kraske (6 patents)Robert Paul DresslerRobert Paul Dressler (3 patents)Dennis Alan SchaalDennis Alan Schaal (1 patent)Robert Gerard MootzRobert Gerard Mootz (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

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


1 patent:

1. 5967737 - Backhoe boom lock

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as of
12/11/2025
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