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

Alexander Kain — 4 Patents

ATAT&T: 2 patents #7,295 of 18,772Top 40%
OUOregon Health & Science University: 1 patents #352 of 725Top 50%
PCPlenty Company: 1 patents #9 of 14Top 65%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Alexander Kain has been granted 4 US patents while listed as an inventor at AT&T. The first was granted in 1985 and the most recent in January 2009. Alexander Kain ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Alexander Kain in Minety, OR, GB.

Patents per Year

Patents granted per year, 1985 to 2009Bar chart with a peak of 1 patents in 1985.peak 11985: 1 patents19852005: 1 patents20052006: 1 patents20062009: 1 patents2009

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
7478039 Stochastic modeling of spectral adjustment for high quality pitch modification Ioannis Stylianou 2009-01-13 $317,353,000
7010488 System and method for compressing concatenative acoustic inventories for speech synthesis Jan van Santen 2006-03-07
6910007 Stochastic modeling of spectral adjustment for high quality pitch modification Ioannis Stylianou 2005-06-21
4551079 Rotary vane pump with two axially spaced sets of vanes 1985-11-05