Inventor · disambiguated record
James R. Hammersmith
Also filed as: HAMMERSMITH JAMES R · HAMMERSMITH JAMES RODNEY
3 granted patents·99 citations·filing 1972–2001
73Inventor score
Files withBROWN & WILLIAMSON TOBACCO CORP2
Top patents by PatentIndex Score
3 records- 0184US6645605B2Materials and method of making same for low ignition propensity productsFiled 2001·Granted Nov 11, 2003·75 cites·19 claims
- 0259US4035220AMethod for making porous filter tipBROWN & WILLIAMSON TOBACCO CORP·Filed 1975·Granted Jul 12, 1977·20 cites·6 claims
- 0332US4072789ASheet materialBROWN & WILLIAMSON TOBACCO CORP·Filed 1972·Granted Feb 7, 1978·4 cites·6 claims
Join the waitlist — get patent alerts
Get an alert when James R. Hammersmith 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 →