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Wardoyo AKHMADI EKO
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Naka-gun, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Drilling tip and drill bit
Patent number
11,821,264
Issue date
Nov 21, 2023
Mitsubishi Materials Corporation
Yuichiro Takeuchi
E21 - EARTH DRILLING MINING
Information
Patent Grant
Polycrystalline diamond sintered material tool excellent in interfa...
Patent number
11,193,335
Issue date
Dec 7, 2021
Mitsubishi Materials Corporation
Toshihiko Matsuo
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Drilling tip, drilling tool, and method of manufacturing drilling tip
Patent number
10,900,293
Issue date
Jan 26, 2021
Mitsubishi Materials Corporation
Wardoyo Akhmadi Eko
B22 - CASTING POWDER METALLURGY
Information
Patent Grant
Drill bit insert and drill bit
Patent number
10,538,971
Issue date
Jan 21, 2020
Mitsubishi Materials Corporation
Wardoyo Akhmadi Eko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Drill bit insert and drill bit
Patent number
10,465,448
Issue date
Nov 5, 2019
Mitsubishi Materials Corporation
Wardoyo Akhmadi Eko
E21 - EARTH DRILLING MINING
Information
Patent Grant
Rotary cutting tool including polycrystalline diamond material
Patent number
10,399,153
Issue date
Sep 3, 2019
Mitsubishi Materials Corporation
Toshihiko Matsuo
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Drill bit button insert and drill bit
Patent number
10,352,104
Issue date
Jul 16, 2019
Mitsubishi Materials Corporation
Wardoyo Akhmadi Eko
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Patents Applications
last 30 patents
Information
Patent Application
DRILLING TIP AND DRILL BIT
Publication number
20220349261
Publication date
Nov 3, 2022
MITSUBISHI MATERIALS CORPORATION
Yuichiro TAKEUCHI
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILLING TIP, DRILLING TOOL, AND METHOD OF MANUFACTURING DRILLING TIP
Publication number
20190119988
Publication date
Apr 25, 2019
MITSUBISHI MATERIALS CORPORATION
Wardoyo AKHMADI EKO
E21 - EARTH DRILLING MINING
Information
Patent Application
POLYCRYSTALLINE DIAMOND SINTERED MATERIAL TOOL EXCELLENT IN INTERFA...
Publication number
20180371846
Publication date
Dec 27, 2018
MITSUBISHI MATERIALS CORPORATION
Toshihiko MATSUO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
POLYCRYSTALLINE TUNGSTEN COMPACT, TUNGSTEN ALLOY COMPACT, AND METHO...
Publication number
20180079002
Publication date
Mar 22, 2018
MITSUBISHI MATERIALS CORPORATION
Wardoyo AKHMADI EKO
C22 - METALLURGY FERROUS OR NON-FERROUS ALLOYS TREATMENT OF ALLOYS OR NON-FER...
Information
Patent Application
DRILL BIT INSERT AND DRILL BIT
Publication number
20180080285
Publication date
Mar 22, 2018
MITSUBISHI MATERIALS CORPORATION
Wardoyo AKHMADI EKO
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT INSERT AND DRILL BIT
Publication number
20180010395
Publication date
Jan 11, 2018
MITSUBISHI MATERIALS CORPORATION
Wardoyo AKHMADI EKO
E21 - EARTH DRILLING MINING
Information
Patent Application
DRILL BIT BUTTON INSERT AND DRILL BIT
Publication number
20170328136
Publication date
Nov 16, 2017
MITSUBISHI MATERIALS CORPORATION
Wardoyo AKHMADI EKO
B25 - HAND TOOLS PORTABLE POWER-DRIVEN TOOLS MANIPULATORS
Information
Patent Application
ROTARY CUTTING TOOL INCLUDING POLYCRYSTALLINE DIAMOND MATERIAL
Publication number
20170106454
Publication date
Apr 20, 2017
MITSUBISHI MATERIALS CORPORATION
Toshihiko MATSUO
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR