Growing community of inventors

Richmond, IN, United States of America

Darrell Rentfrow

Average Co-Inventor Count = 14.99

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 = 8

Darrell RentfrowKenneth D McKibben (1 patent)Darrell RentfrowDaniel D Minor (1 patent)Darrell RentfrowThomas E Wuepper (1 patent)Darrell RentfrowRobert L Macheske (1 patent)Darrell RentfrowAlan P Gould (1 patent)Darrell RentfrowMark T Salgat (1 patent)Darrell RentfrowDavid Good (1 patent)Darrell RentfrowRichard A Gillette (1 patent)Darrell RentfrowPhilip L Bond (1 patent)Darrell RentfrowJackie M Speaks (1 patent)Darrell RentfrowDavid Marthaler (1 patent)Darrell RentfrowDonald C Coyle (1 patent)Darrell RentfrowThomas O Stiens (1 patent)Darrell RentfrowLarry M Stevens (1 patent)Darrell RentfrowDarrell Rentfrow (1 patent)Kenneth D McKibbenKenneth D McKibben (30 patents)Daniel D MinorDaniel D Minor (22 patents)Thomas E WuepperThomas E Wuepper (15 patents)Robert L MacheskeRobert L Macheske (13 patents)Alan P GouldAlan P Gould (12 patents)Mark T SalgatMark T Salgat (10 patents)David GoodDavid Good (5 patents)Richard A GilletteRichard A Gillette (3 patents)Philip L BondPhilip L Bond (2 patents)Jackie M SpeaksJackie M Speaks (1 patent)David MarthalerDavid Marthaler (1 patent)Donald C CoyleDonald C Coyle (1 patent)Thomas O StiensThomas O Stiens (1 patent)Larry M StevensLarry M Stevens (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cmi-equipment & Engineering (1 from 2 patents)


1 patent:

1. 5701945 - Automated spin-casting system

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as of
12/18/2025
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