Inventor · disambiguated record
John R. Memmelaar, Jr.
Also filed as: MEMMELAAR JR JOHN R
3 granted patents·2 pending applications·97 citations·filing 2008–2025
66Inventor score
Files withROYAL MASTER GRINDERS INC5
Top patents by PatentIndex Score
5 records- 0189USD824416SDisplay screen with animated graphical user interfaceROYAL MASTER GRINDERS INC·Filed 2016·Granted Jul 31, 2018·96 cites·1 claims
- 0270US12226871B2Trocar needle grinderROYAL MASTER GRINDERS INC·Filed 2021·Granted Feb 18, 2025·0 cites·14 claims
- 0365US2025144769A1Trocar Needle GrinderROYAL MASTER GRINDERS INC·Filed 2025·Application pending·0 cites
- 0459US2025187139A1Needle GrinderROYAL MASTER GRINDERS INC·Filed 2024·Application pending·0 cites
- 0536US7585206B2Spool to spool continuous through feed systemROYAL MASTER GRINDERS INC·Filed 2008·Granted Sep 8, 2009·1 cites·18 claims
Join the waitlist — get patent alerts
Get an alert when John R. Memmelaar, Jr. 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 →