Membership
Tour
Register
Log in
Akira Tsutsumi
Follow
Person
Tochigi, JP
People
Overview
Industries
Organizations
People
Information
Impact
Patents Grants
last 30 patents
Information
Patent Grant
Flexible printed wiring boards
Patent number
6,930,390
Issue date
Aug 16, 2005
Sony Chemicals Corp.
Yutaka Kaneda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Photoresist compositions and flexible printed wiring boards with pr...
Patent number
6,638,689
Issue date
Oct 28, 2003
Sony Chemicals Corp.
Satoshi Takahashi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Flexible wiring board pieces and wiring sheets
Patent number
6,420,659
Issue date
Jul 16, 2002
Sony Chemicals Corporation
Akira Tsutsumi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Flexible printed circuit board
Patent number
6,362,433
Issue date
Mar 26, 2002
Sony Chemicals Corporation
Satoshi Takahashi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Method of manufacturing a flexible circuit board
Patent number
6,344,308
Issue date
Feb 5, 2002
Sony Chemicals Corp.
Hideyuki Kurita
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuit board and production method thereof
Patent number
6,323,434
Issue date
Nov 27, 2001
Sony Chemicals Corp.
Hideyuki Kurita
H01 - BASIC ELECTRIC ELEMENTS
Information
Patent Grant
Processes for manufacturing flexible printed wiring boards
Patent number
6,294,316
Issue date
Sep 25, 2001
Sony Chemicals Corp.
Yutaka Kaneda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Processes for manufacturing flexible printed wiring boards
Patent number
6,233,821
Issue date
May 22, 2001
Sony Chemicals Corp.
Satoshi Takahashi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Information
Patent Grant
Circuit board
Patent number
4,677,252
Issue date
Jun 30, 1987
Sony Corporation
Satoshi Takahashi
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR
Patents Applications
last 30 patents
Information
Patent Application
Flexible printed wiring boards
Publication number
20010050434
Publication date
Dec 13, 2001
Sony Chemicals Corp.
Yutaka Kaneda
H05 - ELECTRIC TECHNIQUES NOT OTHERWISE PROVIDED FOR