Growing community of inventors

East Aurora, NY, United States of America

Michael O Hirtle

Average Co-Inventor Count = 3.12

ph-index = 4

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 = 204

Michael O HirtleWayne R Halford (2 patents)Michael O HirtleFerenc Fekete (2 patents)Michael O HirtleRussell W Brown (1 patent)Michael O HirtleEugene J Kilroy (1 patent)Michael O HirtleKenneth I Amamoto (1 patent)Michael O HirtleJames E Morse (1 patent)Michael O HirtleArthur D Moore (1 patent)Michael O HirtleRoger H Stowell (1 patent)Michael O HirtleMichael O Hirtle (4 patents)Wayne R HalfordWayne R Halford (15 patents)Ferenc FeketeFerenc Fekete (9 patents)Russell W BrownRussell W Brown (16 patents)Eugene J KilroyEugene J Kilroy (6 patents)Kenneth I AmamotoKenneth I Amamoto (3 patents)James E MorseJames E Morse (3 patents)Arthur D MooreArthur D Moore (2 patents)Roger H StowellRoger H Stowell (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Mattel, Inc. (3 from 1,702 patents)

2. The Quaker Oats Company (1 from 714 patents)


4 patents:

1. 4318245 - Vocalizing apparatus

2. 4223472 - Toy projectile launching device

3. 4155194 - Toy spring-type projectile launcher having directional controlling joy

4. 4060930 - Toy airplane launcher

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as of
12/13/2025
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