HS

Hiroshi Sakamoto

HC Hitachi Construction Machinery Co.: 3 patents #17 of 148Top 15%
Kawasaki: 1 patents #77 of 302Top 30%
📍 Kashiwa, JP: #4 of 20 inventorsTop 20%
Overall (2025): #36,159 of 469,880Top 8%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12416131 Work machine Yusuke Suzuki, Hiroaki Tanaka, Yasuhiko Kanari, Teruki IGARASHI, Akihiro Narazaki 2025-09-16
12286768 Work machine Hiroaki Tanaka, Yusuke Suzuki, Akihiro Narazaki, Yasuhiko Kanari 2025-04-29
12286928 Compressed air supply system Hiroaki Takami, Naoya Sekoguchi, Katsuhiko Ishida, Kenta Umezaki, Tatsuhiko Goi 2025-04-29
12241236 Work machine including a boom, an arm and a bucket, and for performing work including finishing and rough excavation of a flat surface or an inclined surface of a construction target Hiroaki Tanaka, Hisami NAKANO, Yusuke Suzuki 2025-03-04