Membership
Tour
Register
Log in
Tamio Ohtani
Follow
Person
Kawasaki, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Method of and apparatus for machining printed circuit board
Patent number
5,123,789
Issue date
Jun 23, 1992
Hitachi Seiko, Ltd.
Tamio Ohtani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Printed circuit board adapter supplying apparatus and method for us...
Patent number
5,109,584
Issue date
May 5, 1992
Hitachi Seiko Ltd.
Akira Irie
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Printed circuit board adapter supplying apparatus and method for us...
Patent number
4,982,831
Issue date
Jan 8, 1991
Hitachi Seiko, Ltd.
Akira Irie
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Board exchanging apparatus
Patent number
4,867,297
Issue date
Sep 19, 1989
Hitachi Seiko, Ltd.
Kunio Saitoh
B65 - CONVEYING PACKING STORING HANDLING THIN OR FILAMENTARY MATERIAL
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
Method and equipment for detecting tool failure
Patent number
4,420,685
Issue date
Dec 13, 1983
Hitachi Seiko, Ltd.
Tamio Ohtani
B23 - MACHINE TOOLS METAL-WORKING NOT OTHERWISE PROVIDED FOR