Growing community of inventors

Southbridge, MA, United States of America

Frans G Vanderbel

Average Co-Inventor Count = 1.00

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 = 81

Frans G VanderbelFrans G Vanderbel (2 patents)
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Inventor’s number of patents
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Strength of working relationships

Company Filing History:

1. Luxtec Corporation (1 from 18 patents)

2. Instrument Research Corporation (1 from 2 patents)


2 patents:

1. 4975810 - Light source

2. 4597383 - Fiber-optic illuminated vaginal speculum

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as of
12/16/2025
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