Growing community of inventors

London, United Kingdom

Derk Visser

Average Co-Inventor Count = 4.00

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 = 29

Derk VisserPaul Kenneth Rand (1 patent)Derk VisserJerome Spaargaren (1 patent)Derk VisserPaul John Turner (1 patent)Derk VisserDerk Visser (1 patent)Paul Kenneth RandPaul Kenneth Rand (92 patents)Jerome SpaargarenJerome Spaargaren (4 patents)Paul John TurnerPaul John Turner (1 patent)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Glaxo Group Limited (1 from 1,168 patents)


1 patent:

1. 8240301 - Dispensing device

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1/7/2026
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