Inventor · disambiguated record
Quan Ritchie
Also filed as: RITCHIE QUAN
3 granted patents·1 pending application·77 citations·filing 2003–2015
74Inventor score
Technology areasA61M
Files withABBOTT CARDIOVASCULAR SYSTEMS1ABBOTT CARDIOVASCULAR SYSTEMS INC1ADVANCED CARDIOVASCULAR SYSTEM1SIMPSON JOHN A1
Top patents by PatentIndex Score
4 records- 0180US8012300B2Balloon catheter having a shaft with a variable stiffness inner tubular memberABBOTT CARDIOVASCULAR SYSTEMS·Filed 2007·Granted Sep 6, 2011·22 cites·4 claims
- 0275US7273485B2Balloon catheter having a shaft with a variable stiffness inner tubular memberADVANCED CARDIOVASCULAR SYSTEM·Filed 2003·Granted Sep 25, 2007·53 cites·21 claims
- 0362US9023174B2Balloon catheter having a shaft with a variable stiffness inner tubular memberSIMPSON JOHN A·Filed 2011·Granted May 5, 2015·2 cites·5 claims
- 0450US2018050179A9Balloon catheter having a shaft with a variable stiffness inner tubular memberABBOTT CARDIOVASCULAR SYSTEMS INC·Filed 2015·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →