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

Yasuharu Fujiwara

HO Hochiki: 5 patents #1 of 9Top 15%
Overall (2025): #19,046 of 469,880Top 5%
5
Patents 2025

Issued Patents 2025

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
12379313 Fire detection device Tomohiko Shimadzu, Keisuke Washizu, Manabu Dohi, Hideki Takano 2025-08-05
12274903 Fire detection apparatus Isao Saeki, Hideki Takano 2025-04-15
12274904 Fire detection apparatus Isao Saeki, Hideki Takano 2025-04-15
D1067088 Smoke detector Isao Saeki 2025-03-18
12235206 Fire detection apparatus Hideki Takano, Isao Saeki 2025-02-25