Growing community of inventors

Madison, WI, United States of America

Joel Kramka

Average Co-Inventor Count = 6.77

ph-index = 6

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 = 98

Joel KramkaEvan Sparks (14 patents)Joel KramkaMontel Caruthers (14 patents)Joel KramkaKarol Polaczek (14 patents)Joel KramkaHenry M Hillstrom (10 patents)Joel KramkaSimon Livingston-Jha (8 patents)Joel KramkaJeffrey L Crull (7 patents)Joel KramkaDerek W Bennion (7 patents)Joel KramkaPaul Hunt (7 patents)Joel KramkaWilliam R Mathias (7 patents)Joel KramkaThomas A Helf (6 patents)Joel KramkaEvan A Sparks (6 patents)Joel KramkaJames R Crapser (6 patents)Joel KramkaJulie L Bates (6 patents)Joel KramkaKatlyn Garcia (6 patents)Joel KramkaJerzy Latocha (6 patents)Joel KramkaRichard A Batton (6 patents)Joel KramkaCasey Frett (6 patents)Joel KramkaMichael Sawalski (2 patents)Joel KramkaRobert Woodruff (2 patents)Joel KramkaCunjiang Cheng (2 patents)Joel KramkaJames Michael Schlueter (2 patents)Joel KramkaShawn Smith (2 patents)Joel KramkaElizabeth Alstad (2 patents)Joel KramkaSteven Merrill Harrington (1 patent)Joel KramkaRyan Richard Butrym (1 patent)Joel KramkaPaul R Hunt (4 patents)Joel KramkaMegan Piunti (2 patents)Joel KramkaJoshua James Riley (2 patents)Joel KramkaJack Hough (1 patent)Joel KramkaWilliam Mathias (1 patent)Joel KramkaBrett DeFever (1 patent)Joel KramkaJr Karol Polaczek (0 patent)Joel KramkaJoel Kramka (23 patents)Evan SparksEvan Sparks (19 patents)Montel CaruthersMontel Caruthers (14 patents)Karol PolaczekKarol Polaczek (11 patents)Henry M HillstromHenry M Hillstrom (14 patents)Simon Livingston-JhaSimon Livingston-Jha (8 patents)Jeffrey L CrullJeffrey L Crull (37 patents)Derek W BennionDerek W Bennion (33 patents)Paul HuntPaul Hunt (10 patents)William R MathiasWilliam R Mathias (8 patents)Thomas A HelfThomas A Helf (49 patents)Evan A SparksEvan A Sparks (39 patents)James R CrapserJames R Crapser (38 patents)Julie L BatesJulie L Bates (14 patents)Katlyn GarciaKatlyn Garcia (7 patents)Jerzy LatochaJerzy Latocha (6 patents)Richard A BattonRichard A Batton (6 patents)Casey FrettCasey Frett (6 patents)Michael SawalskiMichael Sawalski (18 patents)Robert WoodruffRobert Woodruff (12 patents)Cunjiang ChengCunjiang Cheng (12 patents)James Michael SchlueterJames Michael Schlueter (6 patents)Shawn SmithShawn Smith (3 patents)Elizabeth AlstadElizabeth Alstad (2 patents)Steven Merrill HarringtonSteven Merrill Harrington (22 patents)Ryan Richard ButrymRyan Richard Butrym (6 patents)Paul R HuntPaul R Hunt (4 patents)Megan PiuntiMegan Piunti (2 patents)Joshua James RileyJoshua James Riley (2 patents)Jack HoughJack Hough (4 patents)William MathiasWilliam Mathias (2 patents)Brett DeFeverBrett DeFever (1 patent)Jr Karol PolaczekJr Karol Polaczek (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Weber-stephen Products LLC (14 from 225 patents)

2. S. C. Johnson Son, Inc. (6 from 2,355 patents)

3. Lamplight Farms, Inc. (2 from 57 patents)

4. Bretford Manufacturing, Inc. (1 from 77 patents)


23 patents:

1. 12498115 - Non-gas fire pit

2. D1042739 - Container

3. 11953198 - Non-gas fire pit

4. D979317 - Portable grill

5. 11571088 - Portable grills

6. 11571087 - Portable grills

7. D972360 - Portable grill

8. D971661 - Portable grill

9. 11510525 - Portable grills

10. 11510526 - Portable grills

11. 11503951 - Portable grills

12. 11503952 - Portable grills

13. 11503950 - Portable grills

14. D960319 - Container

15. 11385681 - Docking computer storage system

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as of
12/27/2025
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