Growing community of inventors

Columbia Station, OH, United States of America

Ralph E Shaffer

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 = 27

Ralph E ShafferRandy J Randleman (1 patent)Ralph E ShafferEdward G Chanter (1 patent)Ralph E ShafferSusan E Trentel (1 patent)Ralph E ShafferRobert H Yeager (1 patent)Ralph E ShafferRalph E Shaffer (2 patents)Randy J RandlemanRandy J Randleman (8 patents)Edward G ChanterEdward G Chanter (4 patents)Susan E TrentelSusan E Trentel (4 patents)Robert H YeagerRobert H Yeager (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Those Characters from Cleveland, Inc. (2 from 23 patents)


2 patents:

1. 4822316 - Toy vehicle

2. 4674749 - Maze puzzle

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as of
1/12/2026
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