Inventor · disambiguated record
Ronnie J. Duncan
Also filed as: DUNCAN RONNIE J
12 granted patents·7 pending applications·158 citations·filing 1981–2007
92Inventor score
Files withDUNCAN RONNIE J6SADDLE ROCK TECHNOLOGIES LLC3REMCO RES & DEV INC2DIRECT PROPULSION DEVICES INC1SADDLEROCK TECHNOLOGIES LLC1
Top patents by PatentIndex Score
19 records- 0176US6484687B1Rotary machine and thermal cycleSADDLE ROCK TECHNOLOGIES LLC·Filed 2001·Granted Nov 26, 2002·12 cites·28 claims
- 0274US4390159ASnap-on shut off valveDUNCAN RONNIE J·Filed 1981·Granted Jun 28, 1983·39 cites·1 claims
- 0366US6672275B2Rotary machine and thermal cycleFiled 2002·Granted Jan 6, 2004·7 cites·10 claims
- 0462US4553277AFaucet and clamping mechanismDUNCAN RONNIE J·Filed 1983·Granted Nov 19, 1985·23 cites·15 claims
- 0560US4722794AStraining and stop valveREMCO RES & DEV INC·Filed 1985·Granted Feb 2, 1988·20 cites·21 claims
- 0653US4806258AStraining and stop valveREMCO RES & DEV INC·Filed 1987·Granted Feb 21, 1989·18 cites·6 claims
- 0752US6782866B2Rotary machine and thermal cycleSADDLEROCK TECHNOLOGIES LLC·Filed 2002·Granted Aug 31, 2004·4 cites·9 claims
- 0849US5433560AApparatus for drilling holes in a workpieceFiled 1994·Granted Jul 18, 1995·13 cites·7 claims
- 0948US6430919B1Shaped charged engineDIRECT PROPULSION DEVICES INC·Filed 2000·Granted Aug 13, 2002·7 cites·16 claims
- 1048US5458444AApparatus for cutting a holeFiled 1993·Granted Oct 17, 1995·13 cites·29 claims
- 1143US6684825B2Rotary machine and thermal cycleSADDLE ROCK TECHNOLOGIES LLC·Filed 2002·Granted Feb 3, 2004·1 cites·10 claims
- 1243US2008000215A1Engine systems and methodsDUNCAN RONNIE J·Filed 2007·Application pending·0 cites
- 1342US2005284440A1Rotary machine and thermal cycleDUNCAN RONNIE J·Filed 2005·Application pending·0 cites
- 1438US2005109310A1Rotary machine and thermal cycleFiled 2004·Application pending·0 cites
- 1537US2004187839A1Rotary machine and thermal cycleFiled 2003·Application pending·0 cites
- 1637US2004159306A1Rotary machine and thermal cycleFiled 2003·Application pending·0 cites
- 1735US6658838B2Shaped charge engineSADDLE ROCK TECHNOLOGIES LLC·Filed 2002·Granted Dec 9, 2003·1 cites·18 claims
- 1834US2005235957A1Engine systems and methodsDUNCAN RONNIE J·Filed 2004·Application pending·0 cites
- 1932US2004134184A1Shaped charge engineDUNCAN RONNIE J·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →