Growing community of inventors

Peize, Netherlands

Roelof Speelman

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 = 0

Roelof SpeelmanAlfred Willem Wassenburg (1 patent)Roelof SpeelmanJan Hendrik Dusseljee (1 patent)Roelof SpeelmanRoelof Speelman (1 patent)Alfred Willem WassenburgAlfred Willem Wassenburg (3 patents)Jan Hendrik DusseljeeJan Hendrik Dusseljee (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ophtec B.v. (1 from 10 patents)

2. Koninklijke Bam Groep N.v. (8 patents)


1 patent:

1. 11484403 - Injector for introducing a capsular tension ring, and assembly and method for such an injector

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12/20/2025
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