Inventor · disambiguated record
Weng-Kwen Raymond Chia
Also filed as: CHIA WENG-KWEN R · CHIA WENG-KWEN RAYMOND
32 granted patents·2 pending applications·6,207 citations·filing 1981–2003
99Inventor score
Top patents by PatentIndex Score
34 records- 0197US5876399ACatheter system and methods thereofIRVINE BIOMEDICAL INC·Filed 1997·Granted Mar 2, 1999·646 cites·19 claims
- 0292US6217576B1Catheter probe for treating focal atrial fibrillation in pulmonary veinsIRVINE BIOMEDICAL INC·Filed 1999·Granted Apr 17, 2001·605 cites·17 claims
- 0392US4824123AMechanical face seal for rock bitsSMITH INTERNATIONAL·Filed 1988·Granted Apr 25, 1989·58 cites·28 claims
- 0491US5897554ASteerable catheter having a loop electrodeIRVINE BIOMEDICAL INC·Filed 1997·Granted Apr 27, 1999·530 cites·5 claims
- 0589US5913856ACatheter system having a porous shaft and fluid irrigation capabilitiesIRVINE BIOMEDICAL INC·Filed 1998·Granted Jun 22, 1999·478 cites·9 claims
- 0689US5792140ACatheter having cooled multiple-needle electrodeIRVINE BIOMEDICAL INC·Filed 1997·Granted Aug 11, 1998·383 cites·14 claims
- 0788US5876340AAblation apparatus with ultrasonic imaging capabilitiesIRVINE BIOMEDICAL INC·Filed 1997·Granted Mar 2, 1999·450 cites·14 claims
- 0886US6611720B2High torque catheter possessing multi-directional deflectability and methods thereofIRVINE BIOMEDICAL INC·Filed 2001·Granted Aug 26, 2003·139 cites·19 claims
- 0986USD384743SExchangeable catheter handle for inserting a catheter shaftIRVINE BIOMEDICAL INC·Filed 1996·Granted Oct 7, 1997·31 cites·1 claims
- 1082US5941845ACatheter having multiple-needle electrode and methods thereofIRVINE BIOMEDICAL INC·Filed 1997·Granted Aug 24, 1999·249 cites·2 claims
- 1182US5891138ACatheter system having parallel electrodesIRVINE BIOMEDICAL INC·Filed 1997·Granted Apr 6, 1999·299 cites·9 claims
- 1281US5843152ACatheter system having a ball electrodeIRVINE BIOMEDICAL INC·Filed 1997·Granted Dec 1, 1998·276 cites·20 claims
- 1380US4822057AMechanical face seal for rock bitsSMITH INTERNATIONAL·Filed 1988·Granted Apr 18, 1989·59 cites·20 claims
- 1479US6001095ACatheter system having closely spaced distal bipolar electrodesIRVINE BIOMEDICAL INC·Filed 1998·Granted Dec 14, 1999·194 cites·4 claims
- 1577US6221070B1Steerable ablation catheter system having disposable shaftIRVINE BIOMEDICAL INC·Filed 1998·Granted Apr 24, 2001·231 cites·11 claims
- 1675US6290697B1Self-guiding catheter system for tissue ablationIRVINE BIOMEDICAL INC·Filed 1998·Granted Sep 18, 2001·211 cites·10 claims
- 1775US5938659ACatheter system having cooled multiple-needle electrode and methods thereofIRVINE BIOMEDICAL INC·Filed 1998·Granted Aug 17, 1999·164 cites·5 claims
- 1875US4687067ACrossflow rotary cone rock bit with extended nozzlesSMITH INTERNATIONAL·Filed 1986·Granted Aug 18, 1987·54 cites·9 claims
- 1974US5954649ACatheter system having ultrasound locating capabilitiesIRVINE BIOMEDICAL INC·Filed 1997·Granted Sep 21, 1999·196 cites·16 claims
- 2072US4378853ACavitation nozzle plate adapter for rock bitsSMITH INTERNATIONAL·Filed 1981·Granted Apr 5, 1983·39 cites·6 claims
- 2169US7171275B2High torque balloon catheter possessing multi-directional deflectability and methods thereofIRVINE BIOMEDICAL INC·Filed 2003·Granted Jan 30, 2007·42 cites·20 claims
- 2267US6259941B1Intravascular ultrasound locating systemIRVINE BIOMEDICAL INC·Filed 1999·Granted Jul 10, 2001·135 cites·19 claims
- 2365US5992418ACatheter system having safety means and methods thereofIRVINE BIOMEDICAL INC·Filed 1998·Granted Nov 30, 1999·100 cites·1 claims
- 2465US5782900ACatheter system having safety meansIRVINE BIOMEDICAL INC·Filed 1997·Granted Jul 21, 1998·96 cites·7 claims
- 2564US5891137ACatheter system having a tip with fixation meansIRVINE BIOMEDICAL INC·Filed 1997·Granted Apr 6, 1999·102 cites·12 claims
- 2660US5868741AAblation catheter system having fixation tinesIRVINE BIOMEDICAL INC·Filed 1998·Granted Feb 9, 1999·83 cites·4 claims
- 2757US6233477B1Catheter system having controllable ultrasound locating meansIRVINE BIOMEDICAL INC·Filed 1999·Granted May 15, 2001·83 cites·16 claims
- 2855US5843020AAblation device and methodsIRVINE BIOMEDICAL INC·Filed 1997·Granted Dec 1, 1998·73 cites·20 claims
- 2953US6156033AAblation catheter having electrode means and methods thereofFiled 1998·Granted Dec 5, 2000·55 cites·10 claims
- 3050US6246899B1Ultrasound locating system having ablation capabilitiesIRVINE BIOMEDICAL INC·Filed 1999·Granted Jun 12, 2001·53 cites·20 claims
- 3150US6226554B1Catheter system having a ball electrode and methods thereofFiled 1998·Granted May 1, 2001·47 cites·20 claims
- 3247US6245067B1Ablation device and methods having perpendicular electrodesIRVINE BIOMEDICAL INC·Filed 1998·Granted Jun 12, 2001·46 cites·10 claims
- 3339US2001044625A1Catheter for circular tissue ablation and methods thereofFiled 2001·Application pending·0 cites
- 3438US2002173688A1Ultrasonic treatment device and methods thereofFiled 2001·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →