Chia; Weng-Kwen Raymond

Patent Applications and Registrations

Patent applications and USPTO patent grants for Chia; Weng-Kwen Raymond.The latest application filed is for "high torque balloon catheter possessing multi-directional deflectability and methods thereof".

Company Profile

0.25.4

Chia; Weng-Kwen Raymond - Newport Coast CA
Chia; Weng-Kwen Raymond - Irvine CA
Chia; Weng-Kwen Raymond - Irving CA

*profile and listings may contain filings by different individuals or companies with the same name. Review application materials to confirm ownership/assignment.

Patent Activity

Patent	Date
High torque balloon catheter possessing multi-directional deflectability and methods thereof Grant 7,171,275 - Hata , et al. January 30, 2	2007-01-30
High torque balloon catheter possessing multi-directional deflectability and methods thereof App 20040039326 - Hata, Cary ; et al.	2004-02-26
High torque catheter possessing multi-directional deflectability and methods thereof Grant 6,611,720 - Hata , et al. August 26, 2	2003-08-26
Ultrasonic treatment device and methods thereof App 20020173688 - Chen, Peter Cheng ; et al.	2002-11-21
Catheter for circular tissue ablation and methods thereof App 20010044625 - Hata, Cary ; et al.	2001-11-22
High torque catheter possessing multi-directional deflectability and methods thereof App 20010032007 - Hata, Cary ; et al.	2001-10-18
Intravascular ultrasound locating system Grant 6,259,941 - Chia , et al. July 10, 2	2001-07-10
Ablation device and methods having perpendicular electrodes Grant 6,245,067 - Tu , et al. June 12, 2	2001-06-12
Ultrasound locating system having ablation capabilities Grant 6,246,899 - Chia , et al. June 12, 2	2001-06-12
Catheter system having controllable ultrasound locating means Grant 6,233,477 - Chia , et al. May 15, 2	2001-05-15
Catheter system having a ball electrode and methods thereof Grant 6,226,554 - Tu , et al. May 1, 2	2001-05-01
Steerable ablation catheter system having disposable shaft Grant 6,221,070 - Tu , et al. April 24, 2	2001-04-24
Catheter probe for treating focal atrial fibrillation in pulmonary veins Grant 6,217,576 - Tu , et al. April 17, 2	2001-04-17
Ablation catheter having electrode means and methods thereof Grant 6,156,033 - Tu , et al. December 5, 2	2000-12-05
Catheter system having closely spaced distal bipolar electrodes Grant 6,001,095 - de la Rama , et al. December 14, 1	1999-12-14
Catheter system having safety means and methods thereof Grant 5,992,418 - de la Rama , et al. November 30, 1	1999-11-30
Catheter system having ultrasound locating capabilities Grant 5,954,649 - Chia , et al. September 21, 1	1999-09-21
Catheter having multiple-needle electrode and methods thereof Grant 5,941,845 - Tu , et al. August 24, 1	1999-08-24
Catheter system having cooled multiple-needle electrode and methods thereof Grant 5,938,659 - Tu , et al. August 17, 1	1999-08-17
Catheter system having a porous shaft and fluid irrigation capabilities Grant 5,913,856 - Chia , et al. June 22, 1	1999-06-22
Steerable catheter having a loop electrode Grant 5,897,554 - Chia , et al. April 27, 1	1999-04-27
Catheter system having parallel electrodes Grant 5,891,138 - Tu , et al. April 6, 1	1999-04-06
Catheter system and methods thereof Grant 5,876,399 - Chia , et al. March 2, 1	1999-03-02
Ablation apparatus with ultrasonic imaging capabilities Grant 5,876,340 - Tu , et al. March 2, 1	1999-03-02
Ablation catheter system having fixation tines Grant 5,868,741 - Chia , et al. February 9, 1	1999-02-09
Catheter system having a ball electrode Grant 5,843,152 - Tu , et al. December 1, 1	1998-12-01
Catheter having cooled multiple-needle electrode Grant 5,792,140 - Tu , et al. August 11, 1	1998-08-11
Catheter system having safety means Grant 5,782,900 - de la Rama , et al. July 21, 1	1998-07-21
Exchangeable catheter handle for inserting a catheter shaft Grant D384,743 - Chia October 7, 1	1997-10-07

uspto.report is an independent third-party trademark research tool that is not affiliated, endorsed, or sponsored by the United States Patent and Trademark Office (USPTO) or any other governmental organization. The information provided by uspto.report is based on publicly available data at the time of writing and is intended for informational purposes only.

While we strive to provide accurate and up-to-date information, we do not guarantee the accuracy, completeness, reliability, or suitability of the information displayed on this site. The use of this site is at your own risk. Any reliance you place on such information is therefore strictly at your own risk.

All official trademark data, including owner information, should be verified by visiting the official USPTO website at www.uspto.gov. This site is not intended to replace professional legal advice and should not be used as a substitute for consulting with a legal professional who is knowledgeable about trademark law.