Growing community of inventors

Los Angeles, CA, United States of America

John Birdsall

Average Co-Inventor Count = 2.67

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 = 6

John BirdsallEdward B Bretschger (1 patent)John BirdsallThomas J Fauls (1 patent)John BirdsallRonald Hellenthal (1 patent)John BirdsallFred Adickes (1 patent)John BirdsallJohn Birdsall (2 patents)Edward B BretschgerEdward B Bretschger (9 patents)Thomas J FaulsThomas J Fauls (3 patents)Ronald HellenthalRonald Hellenthal (1 patent)Fred AdickesFred Adickes (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Louis Marx & Co., Inc. (1 from 28 patents)

2. Mego Corporation (1 from 19 patents)


2 patents:

1. D261017 - Combined toy vehicle and steering device therefor

2. 4224760 - Bubble-blowing doll

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as of
12/17/2025
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