Growing community of inventors

Hastings, MI, United States of America

Donald W Suwyn

Average Co-Inventor Count = 1.50

ph-index = 1

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

Donald W SuwynLance D Crain (1 patent)Donald W SuwynDarwin D Spencer, Jr (1 patent)Donald W SuwynDonald W Suwyn (2 patents)Lance D CrainLance D Crain (14 patents)Darwin D Spencer, JrDarwin D Spencer, Jr (2 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Other (1 from 832,912 patents)

2. Crain Cutter Company, Inc. (1 from 27 patents)


2 patents:

1. 10934725 - Angle tapping block

2. 4395182 - Filling and distribution apparatus and method for silos

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as of
1/7/2026
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