Growing community of inventors

DeForest, WI, United States of America

Joel D Roltgen

Average Co-Inventor Count = 5.25

ph-index = 4

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 = 50

Joel D RoltgenRobert A Bannister (7 patents)Joel D RoltgenScott W Schwartz (5 patents)Joel D RoltgenStephen L Fallon (5 patents)Joel D RoltgenGregory K Loken (5 patents)Joel D RoltgenJeffrey A Rech (5 patents)Joel D RoltgenMark V Holzmann (2 patents)Joel D RoltgenKelly Ann Detra (2 patents)Joel D RoltgenJoel D Roltgen (7 patents)Robert A BannisterRobert A Bannister (36 patents)Scott W SchwartzScott W Schwartz (63 patents)Stephen L FallonStephen L Fallon (22 patents)Gregory K LokenGregory K Loken (14 patents)Jeffrey A RechJeffrey A Rech (10 patents)Mark V HolzmannMark V Holzmann (66 patents)Kelly Ann DetraKelly Ann Detra (15 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Cummins Filtration Ip, Inc. (7 from 537 patents)


7 patents:

1. 12076676 - Pre-cleaning air filter

2. 10898839 - Pre-cleaning air filter

3. 10507421 - Filter element with depressed side portion

4. D810232 - Filter element

5. D770592 - Filter element

6. D765221 - Filter element

7. D735293 - Filter element

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as of
12/5/2025
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