Patent Leaderboard
USPTO Patent Rankings Data through Dec 31, 2025
Home › Membranous-vibration sound absorbing materials

Membranous-vibration sound absorbing materials

US Patent 5545861 · Granted Aug 13, 1996

Assignee

Inventors

View full patent text on Google Patents →

More Patents by These Inventors

Telephone switching apparatus and method, and program2018
Battery can and method for manufacturing the same2012
Metallic fiber nonwoven fabric manufacturing apparatus, its manufacturing method2007
Method and apparatus for controlling substrate processing apparatus1999
Substrate processing apparatus and method1997
Substrate processing apparatus and method1997
Sound absorbing materials1993
Porous metallic material, porous structural material and porous decorative sound1989
Porous metallic material, porous structural material and porous decorative sound1989
Process for preparing porous metal plate1988
Method of sintering stainless steel powder1985
Method of making a bearing material containing an aluminum base alloy1983