YT

Yasutaka Tsuruga

HC Hitachi Construction Machinery Co.: 6 patents #5 of 148Top 4%
📍 Ryugasaki, JP: #1 of 4 inventorsTop 25%
Overall (2025): #13,950 of 469,880Top 3%
6
Patents 2025

Issued Patents 2025

Showing 1–6 of 6 patents

Patent #TitleCo-InventorsDate
12371873 Work machine Kento KUMAGAI, Shinya Imura, Takaaki CHIBA, Hiroaki AMANO, Shinji Nishikawa +3 more 2025-07-29
12325978 Work machine Kento KUMAGAI, Shinya Imura, Takaaki CHIBA, Shinjirou Yamamoto, Hiroaki AMANO +2 more 2025-06-10
12320098 Work machine Seiji Hijikata, Masatoshi Hoshino, Shou Furukawa, Ryou Yagisawa 2025-06-03
12312770 Construction machine Seiji Hijikata, Masatoshi Hoshino, Ryou Yagisawa 2025-05-27
12297624 Work machine Kento KUMAGAI, Shinya Imura, Takaaki CHIBA, Shinjirou Yamamoto, Hiroaki AMANO +2 more 2025-05-13
12276087 Work machine Kento KUMAGAI, Shinya Imura, Genroku Sugiyama, Katsuaki Kodaka, Takaaki CHIBA 2025-04-15