Growing community of inventors

Amsterdam, Netherlands

Erik Ad Hermans

Average Co-Inventor Count = 3.20

ph-index = 3

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 = 162

Erik Ad HermansThomas Henricus Marie Terwee (3 patents)Erik Ad HermansGerrit Ludolph Van Der Heijde (3 patents)Erik Ad HermansGerrit Ludolph Van Der Heijde (1 patent)Erik Ad HermansDaniel Koops (1 patent)Erik Ad HermansWillem Berend Bloem (1 patent)Erik Ad HermansDaniël Koops (0 patent)Erik Ad HermansErik Ad Hermans (4 patents)Thomas Henricus Marie TerweeThomas Henricus Marie Terwee (6 patents)Gerrit Ludolph Van Der HeijdeGerrit Ludolph Van Der Heijde (4 patents)Gerrit Ludolph Van Der HeijdeGerrit Ludolph Van Der Heijde (2 patents)Daniel KoopsDaniel Koops (1 patent)Willem Berend BloemWillem Berend Bloem (1 patent)Daniël KoopsDaniël Koops (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Amo Groningen B.v. (3 from 173 patents)

2. Stichting Right on Sight (1 from 2 patents)


4 patents:

1. 8496701 - Accommodating intraocular lenses and associated systems, frames, and methods

2. 8182531 - Accommodating intraocular lenses and associated systems, frames, and methods

3. 7871437 - Accommodating intraocular lenses and associated systems, frames, and methods

4. 7393099 - Glasses

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as of
12/20/2025
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