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

Radu Andrei — 6 Patents

Caltech: 2 patents #1,302 of 4,321Top 35%
IMIntegrated Magnetoelectronics: 2 patents #6 of 10Top 60%
ACAmerican Electric Power Company: 2 patents #20 of 37Top 55%
Columbus, OH: #571 of 3,880 inventorsTop 15%
Ohio: #13,600 of 73,341 inventorsTop 20%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Radu Andrei has been granted 6 US patents. The first was granted in 1994 and the most recent in November 2017. Radu Andrei ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Radu Andrei in Columbus, OH, US.

Patents per Year

Patents granted per year, 1994 to 2017Bar chart with a peak of 2 patents in 2006.peak 21994: 1 patents19942000: 1 patents20002006: 2 patents20062015: 1 patents20152017: 1 patents2017

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
9831873 Method and apparatus for simultaneous processing of multiple functions Adrian Stoica 2017-11-28
8975922 Method and apparatus for simultaneous processing of multiple functions Adrian Stoica, David Zhu, Mohammad M. Mojarradi, Tuan A. Vo 2015-03-10
7005852 Displays with all-metal electronics Richard Spitzer, E. James Torok 2006-02-28
6992919 All-metal three-dimensional circuits and memories Richard Spitzer, E. James Torok 2006-01-31
6011381 Three-phase auto transformer with two tap changers for ratio and phase-angle control 2000-01-04 $43,524,000
5293110 Bridge capacitor bank installation 1994-03-08 $18,341,000