Growing community of inventors

Leiden, Netherlands

Jan Verwej

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 = 4

Jan Verwej ↔ Hendrik A Witkamp (1 patent)Jan Verwej ↔ Everardus J Leenderts (1 patent)Jan Verwej ↔ Herman H Grootveld (1 patent)Jan Verwej ↔ Jan J DeKoning (1 patent)Jan VerwejJan Verwej (1 patent)Hendrik A WitkampHendrik A Witkamp (6 patents)Everardus J LeendertsEverardus J Leenderts (5 patents)Herman H GrootveldHerman H Grootveld (5 patents)Jan J DeKoningJan J DeKoning (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Gist-brocades N.v. (1 from 236 patents)


1 patent:

1. 5164494 - Cephalosporin derivatives

Please report any incorrect information to support@idiyas.com
idiyas.com
as of
12/8/2025
Loading…