Inventor · disambiguated record
Hendricus A. Dirkse
Also filed as: DIRKSE HENDRICUS A · DIRKSE HENDRICUS ARIEN
13 granted patents·2 pending applications·307 citations·filing 1987–2004
93Inventor score
Top patents by PatentIndex Score
15 records- 0189US7160518B2Cyclone separatorSHELL OIL CO·Filed 2002·Granted Jan 9, 2007·47 cites·12 claims
- 0289US4941779ACompartmented gas injection deviceSHELL OIL CO·Filed 1989·Granted Jul 17, 1990·62 cites·22 claims
- 0387US5106240AAerated discharge deviceSHELL OIL CO·Filed 1988·Granted Apr 21, 1992·45 cites·33 claims
- 0484US6736960B1Feed injection system for catalytic cracking processSHELL OIL CO·Filed 2000·Granted May 18, 2004·23 cites·13 claims
- 0584US5129766AAeration tube discharge control deviceSHELL OIL CO·Filed 1988·Granted Jul 14, 1992·39 cites·6 claims
- 0683US4830545AFeed line designSHELL OIL CO·Filed 1987·Granted May 16, 1989·34 cites·10 claims
- 0765US7250140B2FCC reactorSHELL OIL CO·Filed 2002·Granted Jul 31, 2007·7 cites·16 claims
- 0861US4934876AAeration apparatus for discharge control of particulate matterSHELL OIL CO·Filed 1988·Granted Jun 19, 1990·12 cites·13 claims
- 0955US6569317B1Trickle valveSHELL OIL CO·Filed 2000·Granted May 27, 2003·4 cites·6 claims
- 1051US4834588AFeed line-pulsed gas injectionSHELL OIL CO·Filed 1987·Granted May 30, 1989·12 cites·38 claims
- 1149US4844663AFeed line-ultrasonic activated gas injectionSHELL OIL CO·Filed 1987·Granted Jul 4, 1989·8 cites·37 claims
- 1246US7077949B2FCC reactor vesselSHELL OIL CO·Filed 2001·Granted Jul 18, 2006·5 cites·8 claims
- 1344US2007022722A1Separation apparatusDIRKSE HENDRICUS A·Filed 2004·Application pending·0 cites
- 1442US2006130443A1Separation apparatusDIRKSE HENDRICUS A·Filed 2004·Application pending·0 cites
- 1534US4869622AFeed hopper designSHELL OIL CO·Filed 1987·Granted Sep 26, 1989·9 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →