Growing community of inventors

Marshfield, MA, United States of America

John Schaffeld

Average Co-Inventor Count = 2.09

ph-index = 11

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 = 461

John SchaffeldSteffen Koury (74 patents)John SchaffeldJacob A Marks (10 patents)John SchaffeldJohn Schaffeld (74 patents)Steffen KourySteffen Koury (109 patents)Jacob A MarksJacob A Marks (10 patents)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Masco Corporation of Indiana (73 from 1,307 patents)

2. Masco Corporation (1 from 186 patents)


74 patents:

1. D535726 - Faucet

2. D535359 - Faucet

3. D534624 - Faucet

4. D533256 - Faucet spout assembly

5. D531701 - Faucet handle assembly

6. D527800 - Faucet escutcheon

7. D527801 - Faucet spout hub

8. D527802 - Faucet spout hub

9. D527798 - Faucet spout hub

10. D527799 - Faucet spout hub and escutcheon

11. D527080 - Faucet spout

12. D526703 - Faucet pullout wand

13. D526704 - Faucet spout

14. D526700 - Faucet spout hub

15. D526390 - Faucet spout

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as of
9/9/2025
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