Is a
Patent attributes
Current Assignee
Patent Jurisdiction
Patent Number
Patent Inventor Names
Hiroyasu Kumo0
Toshihide Inoue0
Date of Patent
March 18, 2008
Patent Application Number
11355438
Date Filed
February 16, 2006
Patent Primary Examiner
Patent abstract
A speaker diaphragm includes a base material impregnated with a thermosetting resin composition. The base material includes a first surface material, a core material, and a second surface material in the stated order; the first surface material and the second surface material are each formed of a woven fabric or a non-woven fabric; and the core material is formed of a woven fabric or a non-woven fabric each including hollow fine particles.
Timeline
No Timeline data yet.
Further Resources
No Further Resources data yet.
