Inventor · disambiguated record
Robert Dulin
Also filed as: DULIN ROBERT · DULIN ROBERT D
9 granted patents·2 pending applications·97 citations·filing 2001–2017
87Inventor score
Top patents by PatentIndex Score
11 records- 0190US6644345B2Flow control valveRES BY COPPERHEAD HILL INC·Filed 2002·Granted Nov 11, 2003·47 cites·8 claims
- 0281US9822886B2Temperature controlled purge valve with washer/O-ring seal stackBAKER PRODUCTS LTD·Filed 2015·Granted Nov 21, 2017·4 cites·9 claims
- 0373US10107408B2Temperature controlled purge valve with washer/O-ring seal stackBAKER PRODUCTS LTD·Filed 2017·Granted Oct 23, 2018·2 cites·24 claims
- 0471US9482357B2Temperature controlled purge valve for use in water systemsBAKER PRODUCTS LTD·Filed 2013·Granted Nov 1, 2016·4 cites·19 claims
- 0570US6408870B1Flow control valveRES BY COPPERHEAD HILL INC·Filed 2001·Granted Jun 25, 2002·20 cites·17 claims
- 0664US6530391B1Temperature activated valveRES BY COPPERHEAD HILL INC·Filed 2001·Granted Mar 11, 2003·10 cites·20 claims
- 0754US6892747B2Temperature actuated valveRES BY COPPERHEAD HILL INC·Filed 2003·Granted May 17, 2005·5 cites·20 claims
- 0853US7168450B2Valve adapterRES BY COPPERHEAD HILL INC·Filed 2004·Granted Jan 30, 2007·5 cites·11 claims
- 0945US2006249914A1Enhanced reliability sealing systemDULIN ROBERT D·Filed 2005·Application pending·0 cites
- 1039US2006249590A1Debris tolerant temperature responsive valveDULIN ROBERT D·Filed 2005·Application pending·0 cites
- 1134US8827237B2Metered fill valveDULIN ROBERT·Filed 2011·Granted Sep 9, 2014·0 cites·22 claims
Join the waitlist — get patent alerts
Get an alert when Robert Dulin 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 →