Assignee
RPG DIFFUSOR SYSTEMS INC
US·18 granted patents·2 pending applications·577 citations·filing 1985–2016
Top patents by PatentIndex Score
20 records- 0190US6772859B2Embodiments of aperiodic tiling of a single asymmetric diffusive base shapeRPG DIFFUSOR SYSTEMS INC·Filed 2002·Granted Aug 10, 2004·62 cites·35 claims
- 0289US4821839ASound absorbing diffusorRPG DIFFUSOR SYSTEMS INC·Filed 1987·Granted Apr 18, 1989·74 cites·7 claims
- 0386US5817992APlanar binary amplitude diffusorRPG DIFFUSOR SYSTEMS INC·Filed 1997·Granted Oct 6, 1998·69 cites·16 claims
- 0483US7428948B2Hybrid amplitude-phase grating diffusersRPG DIFFUSOR SYSTEMS INC·Filed 2005·Granted Sep 30, 2008·17 cites·69 claims
- 0582US9508334B1Acoustical treatment with transition from absorption to diffusion and method of makingRPG DIFFUSOR SYSTEMS INC·Filed 2016·Granted Nov 29, 2016·7 cites·20 claims
- 0677US7322441B2Extended bandwidth folded well diffusorRPG DIFFUSOR SYSTEMS INC·Filed 2005·Granted Jan 29, 2008·10 cites·20 claims
- 0777US5665943ANestable sound absorbing foam with reduced area of attachmentRPG DIFFUSOR SYSTEMS INC·Filed 1995·Granted Sep 9, 1997·59 cites·18 claims
- 0873US5401921ATwo-dimensional primitive root diffusorRPG DIFFUSOR SYSTEMS INC·Filed 1993·Granted Mar 28, 1995·43 cites·14 claims
- 0972US6431312B1Motorized and computer operated variable acoustics treatmentRPG DIFFUSOR SYSTEMS INC·Filed 2000·Granted Aug 13, 2002·21 cites·20 claims
- 1070US5168129AVariable acoustics modular performance shellRPG DIFFUSOR SYSTEMS INC·Filed 1991·Granted Dec 1, 1992·43 cites·11 claims
- 1168USD291601SAcoustical baffleRPG DIFFUSOR SYSTEMS INC·Filed 1985·Granted Aug 25, 1987·12 cites·1 claims
- 1266US6112852AAcoustical treatments with diffusive and absorptive properties and process of designRPG DIFFUSOR SYSTEMS INC·Filed 1999·Granted Sep 5, 2000·29 cites·26 claims
- 1362US5027920ACinder block modular diffusorRPG DIFFUSOR SYSTEMS INC·Filed 1990·Granted Jul 2, 1991·35 cites·3 claims
- 1460US5193318AAcoustical diffusing and absorbing cinder blocksRPG DIFFUSOR SYSTEMS INC·Filed 1991·Granted Mar 16, 1993·32 cites·17 claims
- 1557US4964486ACinder block modular diffusorRPG DIFFUSOR SYSTEMS INC·Filed 1989·Granted Oct 23, 1990·24 cites·7 claims
- 1657USD306764SAcoustical baffleRPG DIFFUSOR SYSTEMS INC·Filed 1987·Granted Mar 20, 1990·7 cites·1 claims
- 1751US2006157297A1Diverse acoustical modules with identical outward appearanceRPG DIFFUSOR SYSTEMS INC·Filed 2005·Application pending·0 cites
- 1846US5226267AAcoustical diffusing and absorbing cinder blocksRPG DIFFUSOR SYSTEMS INC·Filed 1991·Granted Jul 13, 1993·20 cites·15 claims
- 1942US5787656AAcoustical seating risers for indoor arenasRPG DIFFUSOR SYSTEMS INC·Filed 1997·Granted Aug 4, 1998·13 cites·22 claims
- 2041US2003006092A1Sound diffuser with low frequency sound absorptionRPG DIFFUSOR SYSTEMS INC·Filed 2001·Application pending·0 cites
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