Growing community of inventors

Knoxville, TN, United States of America

Larry E Maddux

Average Co-Inventor Count = 3.07

ph-index = 3

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 = 216

Larry E Maddux ↔ Douglas S Rodenkirch (1 patent)Larry E Maddux ↔ Russell J Schweizer (1 patent)Larry E Maddux ↔ Raymond J Drake, Jr (1 patent)Larry E Maddux ↔ Garrick D S Smith (1 patent)Larry E Maddux ↔ David E Barnard (1 patent)Larry E Maddux ↔ George O Podd, Iii (1 patent)Larry E Maddux ↔ Williams C Lindeman (1 patent)Larry E Maddux ↔ Richard Nelipovich (1 patent)Larry E Maddux ↔ Thad M Ide (1 patent)Larry E MadduxLarry E Maddux (3 patents)Douglas S RodenkirchDouglas S Rodenkirch (39 patents)Russell J SchweizerRussell J Schweizer (13 patents)Raymond J Drake, JrRaymond J Drake, Jr (8 patents)Garrick D S SmithGarrick D S Smith (8 patents)David E BarnardDavid E Barnard (4 patents)George O Podd, IiiGeorge O Podd, Iii (2 patents)Williams C LindemanWilliams C Lindeman (1 patent)Richard NelipovichRichard Nelipovich (1 patent)Thad M IdeThad M Ide (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hos Development Corporation (2 from 5 patents)

2. Athletic Helmet, Inc. (1 from 3 patents)


3 patents:

1. D512534 - Protective helmet

2. 6128786 - One-size-fits-all helmet

3. D335366 - Helmet

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as of
1/14/2026
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