Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
DT

Dai Ton — 29 Patents

COConceptus: 22 patents #1 of 54Top 2%
BEBayer Essure: 3 patents #4 of 30Top 15%
MSMedical Scientific: 2 patents #5 of 20Top 25%
ATAlien Technology: 1 patents #37 of 54Top 70%
San Jose, CA: #2,125 of 32,062 inventorsTop 7%
California: #18,137 of 386,348 inventorsTop 5%
Overall (All Time): #127,851 of 4,157,543Top 4%
29 Patents All Time
Dai Ton has been granted 29 US patents while listed as an inventor at Conceptus. The first was granted in 1997 and the most recent in May 2014. Dai Ton ranks #127,851 of 4,157,543 US inventors in our database (top 3.1%). Patent records list Dai Ton in San Jose, CA, US.

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8733360 Occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2014-05-27
8733361 Occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2014-05-27
8707958 Methods and devices for deployment into a lumen Betsy Swann, Ashish Khera 2014-04-29
8613282 Occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2013-12-24
8356599 Occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2013-01-22 $2,978,000
8327852 Occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2012-12-11 $6,207,000
8235047 Methods and devices for deployment into a lumen Betsy Swann, Ashish Khera 2012-08-07 $5,721,000
8171936 Contraceptive transcervical fallopian tube occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2012-05-08 $5,912,000
8066007 Contraceptive transcervical fallopian tube occlusion devices and their delivery Julian Nikolchev, Amy Thurmond 2011-11-29 $2,768,000
7921848 Contraceptive transcervical fallopian tube occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2011-04-12 $3,512,000
7785361 Implant delivery technologies Julian Nikolchev, William R. George, Nicholas DeBeer 2010-08-31
7771463 Twist-down implant delivery technologies William R. George, David Licata 2010-08-10
7686020 Contraceptive transcervical fallopian tube occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2010-03-30 $4,119,000
7651521 Corewire actuated delivery system with fixed distal stent-carrying extension Julian Nikolchev, Nicholas DeBeer, William R. George 2010-01-26
7428904 Contraceptive transcervical fallopian tube occlusion devices and their delivery Julian Nikolchev, Amy Thurmond 2008-09-30
6871650 Contraceptive transcervical fallopian tube occlusion devices and their delivery Julian Nikolchev, Amy Thurmond 2005-03-29 $2,118,000
6705323 Contraceptive transcervical fallopian tube occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2004-03-16 $4,358,000
6684884 Contraceptive transcervical fallopian tube occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2004-02-03 $3,094,000
6679266 Contraceptive transcervical fallopian tube occlusion devices and their delivery Julian Nikolchev, Amy Thurmond 2004-01-20 $3,141,000
6634361 Contraceptive transcervical fallopian tube occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2003-10-21 $3,615,000
6526979 Contraceptive transcervical fallopian tube occlusion devices and methods Julian Nikolchev, Ashish Khera, Donnell W. Gurskis, Steven Bacich 2003-03-04 $1,985,000
6196966 Access catheter and method for maintaining separation between a falloposcope and a tubal wall John Kerin, Charles Milo, Julian Nikolchev, James Doty, Richard E. Hill +2 more 2001-03-06 $3,483,000
6176240 Contraceptive transcervical fallopian tube occlusion devices and their delivery Julian Nikolchev, Amy Thurmond 2001-01-23 $4,254,000
6145505 Electrically affixed transcervical fallopian tube occlusion devices Julian Nikolchev, Amy Thurmond 2000-11-14 $3,700,000
6080152 Electrosurgical instrument Paul C. Nardella, Thomas A. Wrublewski, Piush VIDYARTHI, Trinh N. Nguyen, Steven Bacich 2000-06-27 $1,219,000