Growing community of inventors

Amsterdam, Netherlands

Jan Van Ogtrop

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 = 2

Jan Van OgtropPetrus Gerardus Kooijmans (1 patent)Jan Van OgtropAntonius A Broekhuis (1 patent)Jan Van OgtropHendrik Stichter (1 patent)Jan Van OgtropAbraham Adriaan Smaardijk (1 patent)Jan Van OgtropJan Van Ogtrop (2 patents)Petrus Gerardus KooijmansPetrus Gerardus Kooijmans (36 patents)Antonius A BroekhuisAntonius A Broekhuis (16 patents)Hendrik StichterHendrik Stichter (14 patents)Abraham Adriaan SmaardijkAbraham Adriaan Smaardijk (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Shell Oil Comapny (2 from 7,646 patents)


2 patents:

1. 9096564 - Processes for the production of ethylene glycol

2. 6576688 - Waterborne sanitary can coating compositions

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as of
12/30/2025
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