Growing community of inventors

Cleve. Hts, OH, United States of America

John C Langmack

Average Co-Inventor Count = 3.00

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 = 34

John C LangmackClark B Langmack (1 patent)John C LangmackCharles E Langmack (1 patent)John C LangmackJohn C Langmack (1 patent)Clark B LangmackClark B Langmack (7 patents)Charles E LangmackCharles E Langmack (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Langmack Company International (1 from 1 patent)


1 patent:

1. 5718030 - Method of dry abrasive delabeling of plastic and glass bottles

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12/31/2025
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