Growing community of inventors

Huizen, Netherlands

Henk Helweg

Average Co-Inventor Count = 2.00

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 = 0

Henk HelwegRichard Arthur Birch (1 patent)Henk HelwegHenk Helweg (1 patent)Richard Arthur BirchRichard Arthur Birch (8 patents)
..
Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Quest International B.v. (1 from 84 patents)


1 patent:

1. 7455852 - Insect repellents

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