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

David Lee — 4 Patents

BEBeamco: 1 patents #6 of 7Top 90%
HBHgst Netherlands, B.V.: 1 patents #510 of 972Top 55%
HGHGST: 1 patents #1,167 of 1,677Top 70%
San Jose, CA: #12,472 of 32,062 inventorsTop 40%
California: #126,026 of 386,348 inventorsTop 35%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
David Lee has been granted 4 US patents while listed as an inventor at Beamco. The first was granted in 1980 and the most recent in September 2014. David Lee ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list David Lee in San Jose, CA, US.

Patents per Year

Patents granted per year, 1980 to 2014Bar chart with a peak of 1 patents in 1980.peak 11980: 1 patents19802005: 1 patents20052006: 1 patents20062014: 1 patents2014

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
8826515 Self-aligned coil process in magnetic recording heads Terence Lam, Edward Hin Pong Lee, Changqing Shi 2014-09-09
7085100 Magnetic head having a bilayer pole tip Tom Harris, Wen-Chien David Hsiao, Gautam Khera, Edward Hin Pong Lee, Hugo Alberto Emilio Santini +1 more 2006-08-01 $108,000
6900608 Apparatus for controlling a motor Norton Kaplan 2005-05-31
4238689 Vacuum cleaner control system John J. Breslin 1980-12-09