Growing community of inventors

Libertyville, IL, United States of America

Mary Watanabe

Average Co-Inventor Count = 2.40

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 = 39

Mary WatanabeDennis K Goldman (2 patents)Mary WatanabeRichard M Woldenberg (1 patent)Mary WatanabeMary Watanabe (2 patents)Dennis K GoldmanDennis K Goldman (2 patents)Richard M WoldenbergRichard M Woldenberg (4 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Eta/cuisenaire, a Division of a. Daigger & Company (1 from 2 patents)

2. Eta/cuisenaire (1 from 1 patent)


2 patents:

1. 7018210 - Method and apparatus for teaching and learning reading

2. 6685477 - Method and apparatus for teaching and learning reading

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idiyas.com
as of
1/19/2026
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