Inventor · disambiguated record
Richard N. Tverdoch
Also filed as: TVERDOCH RICHARD N · TVERDOCH RICHARD NEIL
3 granted patents·80 citations·filing 1977–2000
73Inventor score
Technology areasB43L
Top patents by PatentIndex Score
3 records- 0186US4135245APlotter with automatic pen-changerHEWLETT PACKARD CO·Filed 1977·Granted Jan 16, 1979·50 cites·17 claims
- 0277USD441784SCombined printer, facsimile, copier and scannerHEWLETT PACKARD COMAPNY·Filed 2000·Granted May 8, 2001·25 cites·1 claims
- 0343USD306157SDrafting plotterHEWLETT PACKARD CO·Filed 1987·Granted Feb 20, 1990·5 cites·1 claims
Join the waitlist — get patent alerts
Get an alert when Richard N. Tverdoch 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 →