Growing community of inventors

Lindenhurst, IL, United States of America

John D Halm

Average Co-Inventor Count = 7.00

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 = 9

John D Halm ↔ Richard B Stevens (1 patent)John D Halm ↔ Charles J Miller (1 patent)John D Halm ↔ Michael R Lynn (1 patent)John D Halm ↔ Peter M Attard (1 patent)John D Halm ↔ Therese A Fults (1 patent)John D Halm ↔ Aida L Carbo (1 patent)John D HalmJohn D Halm (1 patent)Richard B StevensRichard B Stevens (24 patents)Charles J MillerCharles J Miller (21 patents)Michael R LynnMichael R Lynn (9 patents)Peter M AttardPeter M Attard (5 patents)Therese A FultsTherese A Fults (4 patents)Aida L CarboAida L Carbo (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. United States Gypsum Company (1 from 722 patents)


1 patent:

1. 6740395 - Substrate smoothed by coating with gypsum-containing composition and method of making

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1/19/2026
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