Growing community of inventors

Carrizo Springs, TX, United States of America

Larry D Johansen

Average Co-Inventor Count = 5.00

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 = 11

Larry D Johansen ↔ Jeff J Jurinak (1 patent)Larry D Johansen ↔ Karl E Bennett (1 patent)Larry D Johansen ↔ Walter M MacKinlay (1 patent)Larry D Johansen ↔ Chandra L Mowery (1 patent)Larry D JohansenLarry D Johansen (1 patent)Jeff J JurinakJeff J Jurinak (3 patents)Karl E BennettKarl E Bennett (2 patents)Walter M MacKinlayWalter M MacKinlay (1 patent)Chandra L MoweryChandra L Mowery (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Conoco Inc. (1 from 860 patents)


1 patent:

1. 4754810 - Method for patching casing leaks

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as of
12/20/2025
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