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

Seiichi Kihara

HC Hitachi Construction Machinery Tierra Co.: 2 patents #1 of 12Top 9%
📍 Koka, JP: #1 of 22 inventorsTop 5%
Overall (2025): #88,235 of 469,880Top 20%
2
Patents 2025

Issued Patents 2025

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
12416135 Electrically driven hydraulic work machine Kiwamu Takahashi, Yuichi Ogawa, Takeshi Ishii 2025-09-16
12241224 Power-operated construction machine Yuta Furukawa, Kiwamu Takahashi 2025-03-04