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Hiroyuki Ishikawa
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Nara-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Laminate with a peelable top layer and method of peeling off the to...
Patent number
6,951,677
Issue date
Oct 4, 2005
Matsushita Electric Works, Ltd.
Hiroyuki Ishikawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Laminate with a peelable top layer and a method of peeling off the...
Patent number
6,908,654
Issue date
Jun 21, 2005
Matsushita Electric Works, Ltd.
Hiroyuki Ishikawa
Y10 - TECHNICAL SUBJECTS COVERED BY FORMER USPC
Information
Patent Grant
Method for manufacturing modified wood
Patent number
5,342,651
Issue date
Aug 30, 1994
Matsushita Electric Works, Ltd.
Hiroaki Usui
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Modifying a wood material utilizing formaldehyde polymer and sulfur...
Patent number
5,318,802
Issue date
Jun 7, 1994
Matsushita Electric Works, Ltd.
Hiroyuki Ishikawa
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Timber surface improving treatment process
Patent number
5,143,748
Issue date
Sep 1, 1992
Matsushita Electric Works, Ltd.
Hiroyuki Ishikawa
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Information
Patent Grant
Method of manufacturing modified wood material
Patent number
4,857,365
Issue date
Aug 15, 1989
Matsushita Electric Works, Ltd.
Shozo Hirao
B27 - WORKING OR PRESERVING WOOD OR SIMILAR MATERIAL NAILING OR STAPLING MACH...
Patents Applications
last 30 patents
Information
Patent Application
Laminate with a peelable top layer and method of peeling off the to...
Publication number
20050003131
Publication date
Jan 6, 2005
Matsushita Electric Works, Ltd.
Hiroyuki Ishikawa
B32 - LAYERED PRODUCTS
Information
Patent Application
Laminate with a peelable top layer and method of peeling off the to...
Publication number
20020094403
Publication date
Jul 18, 2002
Matsushita Electric Works, Ltd.
Hiroyuki Ishikawa
B32 - LAYERED PRODUCTS