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Susumu Aoyama
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Chiba, JP
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last 30 patents
Information
Patent Grant
R-θ table apparatus and processing apparatus of internal thread
Patent number
10,363,597
Issue date
Jul 30, 2019
M.H. CENTER LIMITED
Susumu Aoyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for dieless forming plate materials
Patent number
6,216,508
Issue date
Apr 17, 2001
Amino Corporation
Shigeo Matsubara
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Differential pinion, metal mold for plastic working the same, and m...
Patent number
5,245,851
Issue date
Sep 21, 1993
M.H. Center Limited
Susumu Aoyama
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Method and apparatus for plastically forming helical internal gears...
Patent number
4,924,690
Issue date
May 15, 1990
M.H. Center Limited
Hisanobu Kanamaru
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
High water-resistant member, and valve gear using the same for use...
Patent number
4,873,150
Issue date
Oct 10, 1989
Hitachi, Ltd.
Masayuki Doi
C23 - COATING METALLIC MATERIAL COATING MATERIAL WITH METALLIC MATERIAL CHEMI...
Information
Patent Grant
Apparatus for forming metallic article by cold extrusion
Patent number
4,653,305
Issue date
Mar 31, 1987
Hitachi, Ltd.
Hisanobu Kanamaru
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Joint structure of tubular member and annular part
Patent number
4,620,454
Issue date
Nov 4, 1986
Riken Corporation
Toshiyasu Sugiuchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of joining tubular member and annular parts
Patent number
4,575,913
Issue date
Mar 18, 1986
Riken Corporation
Toshiyasu Sugiuchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for producing insert for diesel engine combustion chamber
Patent number
4,300,381
Issue date
Nov 17, 1981
Riken Corporation
Toshiyasu Sugiuchi
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
R-THETA TABLE APPARATUS AND PROCESSING APPARATUS OF INTERNAL THREAD
Publication number
20160256915
Publication date
Sep 8, 2016
M.H. CENTER LIMITED
Susumu AOYAMA
F04 - POSITIVE DISPLACEMENT MACHINES FOR LIQUIDS PUMPS FOR LIQUIDS OR ELASTIC...