Partial year: Data through Q3 2025 (Sept 30). Full-year totals not yet available.
NK

Nobuyuki Kitajima

YA Yamashin-Filter: 3 patents #1 of 4Top 25%
Overall (2025): #50,985 of 469,880Top 15%
3
Patents 2025

Issued Patents 2025

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
12233358 Filter device Nobuki Sasaki 2025-02-25
12214306 Filter device Mitsunobu Okamoto, Mitsuhiro Yamaguchi 2025-02-04
12194397 Measurement unit and filter device Nobuki Sasaki 2025-01-14