Inventor · disambiguated record
John Richard Shaffer
Also filed as: SHAFFER JOHN R · SHAFFER JOHN RICHARD
3 granted patents·2 pending applications·118 citations·filing 1976–2023
75Inventor score
Top patents by PatentIndex Score
5 records- 0185US5266735AMusic training instrument and methodSHAFFER JOHN R·Filed 1992·Granted Nov 30, 1993·74 cites·17 claims
- 0279US4021156AHigh pressure hydraulic systemWESTERN ELECTRIC CO·Filed 1976·Granted May 3, 1977·31 cites·4 claims
- 0376US7173175B2Stringed instrument fingerboard for use with a light-systemSHAFFER JOHN R·Filed 2004·Granted Feb 6, 2007·13 cites·41 claims
- 0465US2024334129A1Sound Amplifier System with Speaker SelectionSHAFFER JOHN RICHARD·Filed 2023·Application pending·0 cites
- 0565US2024223145A1Articulating Sound Amplifier SystemSHAFFER JOHN RICHARD·Filed 2023·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John Richard Shaffer files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →