Inventor · disambiguated record
Wolfram Hellmich
Also filed as: HELLMICH WOLFRAM
16 granted patents·2 pending applications·278 citations·filing 1990–2023
94Inventor score
Files withFICHT GMBH & CO KG5OUTBOARD MARINE CORP4FICHT GMBH3BOMBARDIER MOTOR CORP OF US2BRP US INC1
Top patents by PatentIndex Score
18 records- 0185US5469828AFuel injection device according to the solid-state energy storage principle for internal combustion enginesFICHT GMBH·Filed 1993·Granted Nov 28, 1995·40 cites·75 claims
- 0278US6158409ATwo-stroke engine piston bowl configurationsOUTBOARD MARINE CORP·Filed 1997·Granted Dec 12, 2000·32 cites·11 claims
- 0371US7093778B1Device for delivering and/or spraying flowable media, especially fluidsBRP US INC·Filed 2000·Granted Aug 22, 2006·22 cites·66 claims
- 0470US6004127AOil burnerFICHT GMBH & CO KG·Filed 1995·Granted Dec 21, 1999·30 cites·69 claims
- 0567US5520154AFuel injection device according to the solid-state energy storage principle for internal combustion enginesFICHT GMBH·Filed 1993·Granted May 28, 1996·20 cites·53 claims
- 0665US7186195B2Chain-tensioner with mechanical lockingWINKLHOFER & SOEHNE GMBH·Filed 2002·Granted Mar 6, 2007·12 cites·9 claims
- 0761US5996548AMethod of operating an internal combustion engineFICHT GMBH & CO KG·Filed 1999·Granted Dec 7, 1999·26 cites·30 claims
- 0860US6604505B2Method and apparatus for controlling the ignition point in internal combustion enginesBOMBARDIER MOTOR CORP OF US·Filed 2002·Granted Aug 12, 2003·6 cites·30 claims
- 0958US6109549AFuel injector for internal combustion engines and method for making sameOUTBOARD MARINE CORP·Filed 1999·Granted Aug 29, 2000·15 cites·20 claims
- 1057US6173692B1Time delay ignition circuit for an internal combustion engineOUTBOARD MARINE CORP·Filed 1998·Granted Jan 16, 2001·13 cites·32 claims
- 1153US2025107450A1Actuator module with a hermetically sealed housingVermes Microdispensing GmbH·Filed 2023·Application pending·0 cites
- 1250US5960766AMethod of operating an internal combustion engineFICHT GMBH & CO KG·Filed 1997·Granted Oct 5, 1999·18 cites·31 claims
- 1348US6026792AMethod of operating a fuel injected engineOUTBOARD MARINE CORP·Filed 1997·Granted Feb 22, 2000·9 cites·9 claims
- 1448US5779454ACombined pressure surge fuel pump and nozzle assemblyFICHT GMBH & CO KG·Filed 1995·Granted Jul 14, 1998·13 cites·74 claims
- 1545US6615128B1Method for electronically trimming for an injection apparatusBOMBARDIER MOTOR CORP OF US·Filed 1998·Granted Sep 2, 2003·10 cites·18 claims
- 1643US5131353ACrank loop frame for a crank loop drive of an internal combustion engineFICHT GMBH·Filed 1990·Granted Jul 21, 1992·11 cites·27 claims
- 1736US2005170922A1Tensioner having a tensioning pressure control valveFiled 2002·Application pending·0 cites
- 1830US6357416B1Process for controlling the ignition point in internal combustion enginesFICHT GMBH CO KG·Filed 1996·Granted Mar 19, 2002·1 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Wolfram Hellmich 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 →