Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Greg Halstead — 7 Patents

EMEmbolx: 7 patents #10 of 30Top 35%
Sunnyvale, CA: #3,819 of 14,302 inventorsTop 30%
California: #83,669 of 386,348 inventorsTop 25%
Overall (All Time): #680,018 of 4,157,543Top 20%
7 Patents All Time
Greg Halstead has been granted 7 US patents while listed as an inventor at Embolx. The first was granted in 2017 and the most recent in September 2025. Greg Halstead ranks #680,018 of 4,157,543 US inventors in our database (top 16.4%). Patent records list Greg Halstead in Sunnyvale, CA, US.

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12409298 Catheters and methods of manufacture and use Michael P. Allen 2025-09-09
12268824 Shaped catheter tip for tracking over a guidewire through turns in the vasculature Arturo Viscorra 2025-04-08
11464948 Balloon catheters and methods of manufacture and use Michael P. Allen 2022-10-11
10786660 Occlusion balloon catheter and methods of fabrication and use Michael P. Allen 2020-09-29
10780252 Catheter with inflatable balloon Michael P. Allen 2020-09-22
10350382 High torque catheter and methods of manufacture Michael P. Allen 2019-07-16
9550046 Balloon catheter and methods of fabrication and use Michael P. Allen 2017-01-24