Growing community of inventors

Orrville, OH, United States of America

Roy I Steiner

Average Co-Inventor Count = 1.60

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 = 42

Roy I SteinerMarvin B Steiner (3 patents)Roy I SteinerRoy I Steiner (4 patents)Marvin B SteinerMarvin B Steiner (3 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Sevenson Company (3 from 4 patents)

2. Steiner Corporation (1 from 14 patents)


4 patents:

1. 4500209 - Feed mixing apparatus

2. 4444509 - Feed mixing apparatus

3. 4423961 - Feed mixing apparatus

4. 4158923 - Roadway snow excavator

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idiyas.com
as of
12/18/2025
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