Growing community of inventors

North Attleboro, MA, United States of America

Samuel F Speers

Average Co-Inventor Count = 1.50

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 = 50

Samuel F SpeersJames L Pelto (1 patent)Samuel F SpeersMark A Alexander (1 patent)Samuel F SpeersSamuel F Speers (3 patents)James L PeltoJames L Pelto (1 patent)Mark A AlexanderMark A Alexander (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Ralston Purina Company (1 from 128 patents)

2. Hasbro Industries, Inc. (1 from 48 patents)

3. Hasbro Development Corporation (1 from 12 patents)


3 patents:

1. 4196539 - Toy illuminating assembly

2. D247737 - Dog food scoop

3. 4068353 - Carton clip

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as of
12/16/2025
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