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Akira KOYAHATA
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Hyogo, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Assembly method for crane
Patent number
12,258,243
Issue date
Mar 25, 2025
Kobelco Construction Machinery Co., Ltd.
Akira Koyahata
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Work machine swiveling frame and assembly method for work machine s...
Patent number
12,240,737
Issue date
Mar 4, 2025
Kobelco Construction Machinery Co., Ltd.
Yuudai Motoyama
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Weight
Patent number
12,168,595
Issue date
Dec 17, 2024
Kobelco Construction Machinery Co., Ltd.
Akira Koyahata
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Hoisting implement, hoisting implement system, and method for using...
Patent number
11,981,542
Issue date
May 14, 2024
Kobelco Construction Machinery Co., Ltd.
Keiji Sakai
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Auxiliary sheave device and crane including the same
Patent number
11,613,449
Issue date
Mar 28, 2023
Kobelco Construction Machinery Co., Ltd.
Akira Koyahata
B66 - HOISTING LIFTING HAULING
Information
Patent Grant
Swingable connection structure and crane provided with swingable co...
Patent number
11,046,560
Issue date
Jun 29, 2021
Kobelco Construction Machinery Co., Ltd.
Akira Koyahata
B66 - HOISTING LIFTING HAULING
Patents Applications
last 30 patents
Information
Patent Application
LOWER CARRIAGE OF MOBILE CRANE AND MOBILE CRANE EQUIPPED THEREWITH
Publication number
20240278860
Publication date
Aug 22, 2024
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Teppei MAEDO
B66 - HOISTING LIFTING HAULING
Information
Patent Application
CRANE
Publication number
20230416058
Publication date
Dec 28, 2023
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Dairo MATSUI
B66 - HOISTING LIFTING HAULING
Information
Patent Application
CRANE
Publication number
20230322530
Publication date
Oct 12, 2023
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Akira KOYAHATA
B66 - HOISTING LIFTING HAULING
Information
Patent Application
WEIGHT
Publication number
20230219793
Publication date
Jul 13, 2023
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Akira KOYAHATA
B66 - HOISTING LIFTING HAULING
Information
Patent Application
ASSEMBLY METHOD FOR CRANE
Publication number
20230202808
Publication date
Jun 29, 2023
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Akira KOYAHATA
B66 - HOISTING LIFTING HAULING
Information
Patent Application
WORK MACHINE SWIVELING FRAME AND ASSEMBLY METHOD FOR WORK MACHINE S...
Publication number
20230117144
Publication date
Apr 20, 2023
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Yuudai MOTOYAMA
B66 - HOISTING LIFTING HAULING
Information
Patent Application
HOISTING IMPLEMENT, HOISTING IMPLEMENT SYSTEM, AND METHOD FOR USING...
Publication number
20220073318
Publication date
Mar 10, 2022
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Keiji SAKAI
B66 - HOISTING LIFTING HAULING
Information
Patent Application
AUXILIARY SHEAVE DEVICE AND CRANE INCLUDING THE SAME
Publication number
20210061624
Publication date
Mar 4, 2021
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Akira KOYAHATA
B66 - HOISTING LIFTING HAULING
Information
Patent Application
SWINGABLE CONNECTION STRUCTURE AND CRANE PROVIDED WITH SWINGABLE CO...
Publication number
20190359456
Publication date
Nov 28, 2019
KOBELCO CONSTRUCTION MACHINERY CO., LTD.
Akira KOYAHATA
B66 - HOISTING LIFTING HAULING