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

Shiho Izumi

HC Hitachi Construction Machinery Co.: 4 patents #9 of 148Top 7%
📍 Tsuchiura, JP: #2 of 33 inventorsTop 7%
Overall (2025): #29,707 of 469,880Top 7%
4
Patents 2025

Issued Patents 2025

Showing 1–4 of 4 patents

Patent #TitleCo-InventorsDate
12428821 Construction machine Shinji Ishihara, Yasuhiko Kanari 2025-09-30
12252869 Work machine Akira Kanazawa, Hidekazu Moriki, Shinya Imura, Takaaki CHIBA 2025-03-18
12209392 Work machine Hyejeoung Lee, Shinichi Kotake, Shinji Ishihara 2025-01-28
12203238 Work machine configured to set a mask range in a field of vision over an antenna for which part of the work machine can become an obstacle when receiving positioning signals from satellites Hideto Ishibashi, Shinichi Kotake, Shinji Ishihara, Yasuhiko Kanari 2025-01-21