Yu OOKUBO — 5 Patents at Toppan

Yu OOKUBO has been granted 5 US patents while listed as an inventor at Toppan. The first was granted in 2012 and the most recent in October 2025. Yu OOKUBO ranks #907,971 of 4,157,543 US inventors in our database (top 21.8%). Patent records list Yu OOKUBO in Taito, JP.

Issued Patents All Time

Showing 1–5 of 5 patents

Patent #	Title	Co-Inventors	Date
12446346	Photoelectric conversion element, image sensing device, and imaging system	Tomohiro NAKAGOME	2025-10-14
12255216	Photoelectric conversion device, imaging device, and imaging system	Tomohiro NAKAGOME	2025-03-18
11982750	Distance-image capturing apparatus and distance-image capturing method	Tomoyuki Akahori, Kunihiro HATAKEYAMA, Satoshi Takahashi	2024-05-14
9354378	Illuminating device and display	Tomohiro NAKAGOME	2016-05-31
8272773	Illuminating device and display device	Tomohiro NAKAGOME, Luis Manuel Murillo-Mora	2012-09-25

Yu OOKUBO — 5 Patents

Issued Patents All Time

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