Growing community of inventors

Sturbridge, MA, United States of America

Donald P Cummings

Average Co-Inventor Count = 2.50

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 = 184

Donald P CummingsRobert T Howitt (3 patents)Donald P CummingsDavid H Mallalieu (3 patents)Donald P CummingsMark Thomas Panaccione (1 patent)Donald P CummingsMark T Panaccione (1 patent)Donald P CummingsWilliam D Fletcher (1 patent)Donald P CummingsDonald P Cummings (5 patents)Robert T HowittRobert T Howitt (32 patents)David H MallalieuDavid H Mallalieu (7 patents)Mark Thomas PanaccioneMark Thomas Panaccione (2 patents)Mark T PanaccioneMark T Panaccione (1 patent)William D FletcherWilliam D Fletcher (1 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Hyde Manufacturing Company, Inc. (3 from 16 patents)

2. Other (1 from 832,880 patents)

3. Hyde Mfg. Co. (1 from 2 patents)


5 patents:

1. 5956799 - Putty knife and scraper handle

2. D344825 - Tool handle

3. D319379 - Tool handle

4. 5012581 - Universal utility knife

5. D291404 - Tool handle

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as of
1/4/2026
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