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

Nobuyuki Umezaki — 4 Patents

Nec: 2 patents #5,544 of 14,502Top 40%
NENec Electronics: 1 patents #715 of 1,789Top 40%
NONok: 1 patents #382 of 725Top 55%
Aso, JP: #5 of 20 inventorsTop 25%
Overall (All Time): #1,080,739 of 4,157,543Top 30%
4 Patents All Time
Nobuyuki Umezaki has been granted 4 US patents while listed as an inventor at Nec. The first was granted in 1998 and the most recent in February 2019. Nobuyuki Umezaki ranks #1,080,739 of 4,157,543 US inventors in our database (top 26.0%). Patent records list Nobuyuki Umezaki in Aso, JP.

Patents per Year

Patents granted per year, 1998 to 2019Bar chart with a peak of 1 patents in 1998.peak 11998: 1 patents19982002: 1 patents20022004: 1 patents20042019: 1 patents2019

Issued Patents All Time

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
10195769 Forming mold for gasket and method of manufacturing the gasket Hideto Nameki 2019-02-05
6808959 Semiconductor device having reinforced coupling between solder balls and substrate 2004-10-26 $32,000
6483191 Semiconductor device having reinforced coupling between solder balls and substrate 2002-11-19 $11,000
5841706 Semiconductor memory device capable of high speed operation in low power supply voltage Francis Matthews 1998-11-24 $14,000