Growing community of inventors

Geneva, Switzerland

Eric Bertrand

Average Co-Inventor Count = 2.00

ph-index = 5

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 = 160

Eric BertrandMaria Christina Calvani (5 patents)Eric BertrandEric Bertrand (5 patents)Maria Christina CalvaniMaria Christina Calvani (9 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Rolex Watch U.s.a., Inc. (5 from 178 patents)


5 patents:

1. D476907 - Wrist watch

2. D476580 - Watch case

3. D476581 - Watch case

4. D469374 - Bracelet

5. D468657 - Bracelet

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as of
12/17/2025
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