Assignee
ROTH SA FRERES
FR·8 granted patents·267 citations·filing 1976–1996
Top patents by PatentIndex Score
8 records- 0188US5493081APanel that absorbs acoustic energy at low, medium and high frequencies, particularly at frequencies ranging from 400 Hz to 5,000 HzROTH SA FRERES·Filed 1994·Granted Feb 20, 1996·97 cites·9 claims
- 0286US4119749AMoulded light-weight framed panelROTH SA FRERES·Filed 1977·Granted Oct 10, 1978·56 cites·3 claims
- 0376US4059660AMethod of molding a light-weight panelROTH SA FRERES·Filed 1976·Granted Nov 22, 1977·35 cites·7 claims
- 0466US5294386AProcess for the production of padding of polyurethane foam cast in situ in a textile coveringROTH SA FRERES·Filed 1991·Granted Mar 15, 1994·32 cites·4 claims
- 0553US5759324AProcess for bonding by adhesion of a cover to a shaped padding, in particular of polyurethane foamROTH SA FRERES·Filed 1996·Granted Jun 2, 1998·17 cites·15 claims
- 0642US4265851AProcess for moulding cellular polycarbodiimideROTH SA FRERES·Filed 1978·Granted May 5, 1981·8 cites·7 claims
- 0739US4923746AProcess for producing paddings molded from polyurethane foam comprising several regions of different pliability, and paddings thus producedROTH SA FRERES·Filed 1988·Granted May 8, 1990·13 cites·11 claims
- 0833US5135593AProcess for the production of a headrest with an articulated insert and apparatus for practicing this processROTH SA FRERES·Filed 1991·Granted Aug 4, 1992·9 cites·3 claims
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