Growing community of inventors

Long Beach, CA, United States of America

Alan I Lang

Average Co-Inventor Count = 3.00

ph-index = 2

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 = 378

Alan I LangValdemar Portney (2 patents)Alan I LangStephen W Laguette (2 patents)Alan I LangAlan I Lang (2 patents)Valdemar PortneyValdemar Portney (78 patents)Stephen W LaguetteStephen W Laguette (14 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Allergan Sales, Inc. (1 from 228 patents)

2. Advanced Medical Optics, Inc. (1 from 112 patents)


2 patents:

1. 6503276 - Accommodating multifocal intraocular lens

2. 6231603 - Accommodating multifocal intraocular lens

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as of
1/13/2026
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