Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
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Yasuo Tarui — 6 Patents

UNUnknown: 5 patents #3,065 of 83,584Top 4%
NCNippon Precision Circuits: 3 patents #15 of 85Top 20%
ACAsahi Kasei Kogyo Co.: 2 patents #303 of 1,395Top 25%
Nissan Motor Co.: 1 patents #4,519 of 8,689Top 55%
Sharp Kabushiki Kaisha: 1 patents #6,861 of 10,731Top 65%
Higashikurume, JP: #42 of 178 inventorsTop 25%
Overall (All Time): #779,687 of 4,157,543Top 20%
6 Patents All Time
Yasuo Tarui has been granted 6 US patents while listed as an inventor at Unknown. The first was granted in 1997 and the most recent in April 2005. Yasuo Tarui ranks #779,687 of 4,157,543 US inventors in our database (top 18.8%). Patent records list Yasuo Tarui in Higashikurume, JP.

Patents per Year

Patents granted per year, 1997 to 2005Bar chart with a peak of 1 patents in 1997.peak 11997: 1 patents19971999: 1 patents19992000: 1 patents20002003: 1 patents20032004: 1 patents20042005: 1 patents2005

Issued Patents All Time

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDateApprox Value ⓘ
6885048 Transistor-type ferroelectric nonvolatile memory element Kazuo Sakamaki 2005-04-26 $265,000
6750501 Transistor type ferroelectric body nonvolatile storage element Kazuo Sakamaki 2004-06-15
6608339 Ferroelectric memory element Kazuo Sakamaki 2003-08-19
6084260 Semiconductor storage device and method for manufacturing the same Tadahiko Hirai 2000-07-04
5955755 Semiconductor storage device and method for manufacturing the same Tadahiko Hirai 1999-09-21
5674563 Method for ferroelectric thin film production Yoshihiro Soutome, Shinichi Morita, Satoshi Tanimoto 1997-10-07 $59,000