AK

Akira KOYAHATA

KC Kobelco Construction Machinery Co.: 7 patents #49 of 422Top 15%
📍 Kasai, JP: #1,205 of 5,842 inventorsTop 25%
Overall (All Time): #677,231 of 4,157,543Top 20%
7
Patents All Time

Issued Patents All Time

Showing 1–7 of 7 patents

Patent #TitleCo-InventorsDate
12358762 Crane Dairo MATSUI 2025-07-15
12258243 Assembly method for crane Dairo MATSUI 2025-03-25
12240737 Work machine swiveling frame and assembly method for work machine swiveling frame Yuudai Motoyama 2025-03-04
12168595 Weight Dairo MATSUI, Takanobu YAMAGAMI 2024-12-17
11981542 Hoisting implement, hoisting implement system, and method for using hoisting implement system Keiji Sakai, Hiroshi Nakashioya 2024-05-14
11613449 Auxiliary sheave device and crane including the same 2023-03-28
11046560 Swingable connection structure and crane provided with swingable connection structure 2021-06-29