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Hiroshi Aoyama
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Bunkyo-ku, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Heterocyclic compound and salt thereof, and luminescent substrate c...
Patent number
11,807,612
Issue date
Nov 7, 2023
The University of Electro-Communications
Shojiro Maki
C09 - DYES PAINTS POLISHES NATURAL RESINS ADHESIVES MISCELLANEOUS COMPOSITION...
Information
Patent Grant
Work arm of work machine
Patent number
11,225,770
Issue date
Jan 18, 2022
Hitachi Construction Machinery Co., Ltd.
Hiroshi Aoyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Fabrication method of printed circuit board and printed circuit boa...
Patent number
8,075,788
Issue date
Dec 13, 2011
Hitachiviamechanics, Ltd.
Kunio Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for determining position of reference point
Patent number
7,522,262
Issue date
Apr 21, 2009
Hitachi Via Mechanics Ltd.
Hiroyuki Sugawara
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Laser machining apparatus
Patent number
7,521,650
Issue date
Apr 21, 2009
Hitachi Via Mechanics, Ltd.
Sadao Mori
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method and apparatus of making a hole in a printed circuit board
Patent number
6,479,788
Issue date
Nov 12, 2002
Hitachi Via Mechanics, Ltd.
Kunio Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method for drilling a printed circuit board
Patent number
5,066,171
Issue date
Nov 19, 1991
Hitachi Seiko Ltd.
Kunio Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for drilling a hole in a printed circuit board
Patent number
4,997,319
Issue date
Mar 5, 1991
Hitachi Seiko Ltd.
Kunio Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of drilling printed circuit board
Patent number
4,872,787
Issue date
Oct 10, 1989
Hitachi Seiko Ltd.
Kunio Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Apparatus for drilling printed circuit boards
Patent number
4,658,494
Issue date
Apr 21, 1987
Hitachi Seiko Ltd.
Tamio Ohtani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Process for making a container cover member having synthetic resin...
Patent number
4,309,952
Issue date
Jan 12, 1982
Tokan Kogyo Co., Ltd.
Keiichi Takahashi
B21 - MECHANICAL METAL-WORKING WITHOUT ESSENTIALLY REMOVING MATERIAL PUNCHING...
Information
Patent Grant
Container cover member having synthetic resin openable portion
Patent number
4,244,491
Issue date
Jan 13, 1981
Tokan Kogyo Co., Ltd.
Keiichi Takahashi
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
Patents Applications
last 30 patents
Information
Patent Application
NOVEL HETEROCYCLIC COMPOUND AND SALT THEREOF, AND LUMINESCENT SUBST...
Publication number
20230192635
Publication date
Jun 22, 2023
THE UNIVERSITY OF ELECTRO-COMMUNICATIONS
Shojiro MAKI
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Work Arm of Work Machine
Publication number
20200190767
Publication date
Jun 18, 2020
Hiroshi AOYAMA
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
Information
Patent Application
CONTROL DEVICE, MEASURING DEVICE, CONTROL METHOD, AND PROGRAM
Publication number
20190204438
Publication date
Jul 4, 2019
PIONEER CORPORATION
Takehiro MATSUDA
B60 - VEHICLES IN GENERAL
Information
Patent Application
THERAPEUTIC AGENT FOR HEPATITIS C
Publication number
20120316342
Publication date
Dec 13, 2012
Masanori Baba
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
Adjustable Beam Size Illumination Optical Apparatus and Beam Size A...
Publication number
20110228537
Publication date
Sep 22, 2011
HITACHI VIA MECHANICS, LTD.
Keiko YOSHIMIZU
G02 - OPTICS
Information
Patent Application
ANTI-VIRAL AGENT CONTAINING HETEROCYCLIC AROMATIC COMPOUND AS ACTIV...
Publication number
20100256379
Publication date
Oct 7, 2010
Kagoshima University
Masanori Baba
C07 - ORGANIC CHEMISTRY
Information
Patent Application
Fabrication method of printed circuit board and printed circuit boa...
Publication number
20080283491
Publication date
Nov 20, 2008
Kunio Arai
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Laser Beam Machining Method for Printed Circuit Board
Publication number
20080237204
Publication date
Oct 2, 2008
HITACHI VIA MECHANICS, LTD.
Goichi Ohmae
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and Apparatus for Forming a Plurality of Laser Beams With Ul...
Publication number
20080232421
Publication date
Sep 25, 2008
HITACHI VIA MECHANICS, LTD.
Goichi Ohmae
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Laser Machining Apparatus
Publication number
20080223839
Publication date
Sep 18, 2008
HITACHI VIA MECHANICS, LTD.
Shigenobu Maruyama
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Laser Machining Method for Printed Circuit Board
Publication number
20080145567
Publication date
Jun 19, 2008
Hitachi Via Mechanics, Ltd.
Goichi OHMAE
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method and apparatus for forming a plurality of laser beams with ul...
Publication number
20060104320
Publication date
May 18, 2006
Hitachi Via Mechanics Ltd.
Goichi Ohmae
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Method for determining position of reference point
Publication number
20050270518
Publication date
Dec 8, 2005
Hitachi Via Mechanics Ltd.
Hiroyuki Sugawara
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Application
Laser machining apparatus
Publication number
20050127051
Publication date
Jun 16, 2005
Hitachi Via Mechanics Ltd.
Sadao Mori
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Application
LASER PROCESSING APPARATUS
Publication number
20040188401
Publication date
Sep 30, 2004
Sadao Mori
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR