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USPTO Patent Rankings Data through Sept 30, 2025
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Akira Umezawa

Toshiba Memory: 1 patents #411 of 1,007Top 45%
Overall (2020): #558,662 of 565,922Top 100%
1 Patents 2020

Issued Patents 2020

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
10811393 Memory device Mikihiko Ito, Masaru Koyanagi, Masafumi Nakatani, Shinya Okuno, Shigeki Nagasaka +3 more 2020-10-20