Growing community of inventors

Danville, KY, United States of America

Joel E Hitzelberger

Average Co-Inventor Count = 3.75

ph-index = 2

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 = 19

Joel E HitzelbergerAlan T Pullins (2 patents)Joel E HitzelbergerDanielle M Hafling (2 patents)Joel E HitzelbergerNathan A Gogel (1 patent)Joel E HitzelbergerMark J Medley (1 patent)Joel E HitzelbergerJoel E Hitzelberger (2 patents)Alan T PullinsAlan T Pullins (12 patents)Danielle M HaflingDanielle M Hafling (5 patents)Nathan A GogelNathan A Gogel (4 patents)Mark J MedleyMark J Medley (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Panasonic Corporation of North America (2 from 105 patents)


2 patents:

1. 7185394 - Dirt cup assembly with attachable and detachable external filter holder

2. 7181804 - Removable dirt cup assembly with external filter

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12/5/2025
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