Growing community of inventors

Ellicott City, MD, United States of America

Robert S Frank

Average Co-Inventor Count = 4.00

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 = 81

Robert S FrankDwight Livingston (5 patents)Robert S FrankKlaus W Berndt (5 patents)Robert S FrankBrian G Scrivens (5 patents)Robert S FrankRobert S Frank (5 patents)Dwight LivingstonDwight Livingston (93 patents)Klaus W BerndtKlaus W Berndt (59 patents)Brian G ScrivensBrian G Scrivens (7 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Becton Dickinson and Company Limited (5 from 5,194 patents)


5 patents:

1. 6867049 - Method for obtaining increased particle concentration for optical examination

2. 6819408 - Method for obtaining a monolayer of desired particles in a liquid sample

3. 6599480 - Apparatus for obtaining increased particle concentration for optical examination

4. 6599475 - Apparatus for producing thin liquid samples for microscopic analysis

5. 6555387 - Method for producing thin liquid samples for microscopic analysis

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as of
1/3/2026
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