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

Shinji Nishikawa

HC Hitachi Construction Machinery Co.: 6 patents #5 of 148Top 4%
Overall (2025): #14,756 of 469,880Top 4%
6
Patents 2025

Issued Patents 2025

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12428812 Work machine Hiroaki Tanaka, Masatoshi Morikawa, Akihiro Narazaki 2025-09-30
12371873 Work machine Kento KUMAGAI, Shinya Imura, Yasutaka Tsuruga, Takaaki CHIBA, Hiroaki AMANO +3 more 2025-07-29
12325978 Work machine Kento KUMAGAI, Shinya Imura, Yasutaka Tsuruga, Takaaki CHIBA, Shinjirou Yamamoto +2 more 2025-06-10
12297620 Work machine Masatoshi Morikawa, Hiroaki Tanaka 2025-05-13
12297624 Work machine Kento KUMAGAI, Shinya Imura, Yasutaka Tsuruga, Takaaki CHIBA, Shinjirou Yamamoto +2 more 2025-05-13
12227920 Construction machine Ryota KAMEOKA, Akihiro Narazaki 2025-02-18