Patents/Inventors

Keiji Yamamoto

HiroshimaJP2 patents

3 Patents

USD10586142025
Counterweight for a Construction Machine
KOBELCO CONSTRUCTION MACHINERY CO., Ltd.
0 cites
US118669082024
Working Machine
KOBELCO CONSTRUCTION MACHINERY CO., Ltd.
0 cites
USD09844902023
Monitor Cover for a Construction Machine
KOBELCO CONSTRUCTION MACHINERY CO., Ltd.
0 cites