Inventor · disambiguated record
Richard A. Toupin
Also filed as: TOUPIN RICHARD A
3 granted patents·45 citations·filing 1973–1991
71Inventor score
Files withIBM3
Top patents by PatentIndex Score
3 records- 0171US5212680AMass storage device employing array of transducers "cocked" in relation to reciprocal movement axisIBM·Filed 1991·Granted May 18, 1993·24 cites·10 claims
- 0255US4027308AMethod and apparatus for forming droplets from a magnetic liquid streamIBM·Filed 1973·Granted May 31, 1977·13 cites·20 claims
- 0343US3992712AMethod and apparatus for recording information on a recording surfaceIBM·Filed 1974·Granted Nov 16, 1976·8 cites·20 claims
Join the waitlist — get patent alerts
Get an alert when Richard A. Toupin 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 →