Inventor · disambiguated record
N. Douglas Owens
Also filed as: OWENS N D · OWENS N DOUGLAS
14 granted patents·4 pending applications·481 citations·filing 1987–2005
94Inventor score
Top patents by PatentIndex Score
18 records- 0187US6374456B1Linear motion trolley and track systems for operable wallsMODERNFOLD INC·Filed 2000·Granted Apr 23, 2002·55 cites·26 claims
- 0286US7255045B2Multi-program trolleys and switchesMODERNFOLD INC·Filed 2005·Granted Aug 14, 2007·16 cites·12 claims
- 0385US5467559AElectrically operated drop seal for pass doors in operable wallsMODERNFOLD INC·Filed 1994·Granted Nov 21, 1995·62 cites·20 claims
- 0485US5339881AElectrically operated drop seal for operable wallsMODERNFOLD INC·Filed 1993·Granted Aug 23, 1994·63 cites·21 claims
- 0584US5042555AFloor-supported movable wall panel with height adjustment systemMODERNFOLD INC·Filed 1990·Granted Aug 27, 1991·73 cites·29 claims
- 0681US6598355B2Anti-stacking system for operable wallsMODERNFOLD INC·Filed 2001·Granted Jul 29, 2003·30 cites·32 claims
- 0777US6581345B2Track concealing system for operable wallsMODERNFOLD INC·Filed 2001·Granted Jun 24, 2003·26 cites·12 claims
- 0877US4837891ATrack and trolley with dual drive wheels having annular track engaging surfaces of different diametersMODERNFOLD INC·Filed 1987·Granted Jun 13, 1989·40 cites·49 claims
- 0973US5499671AAnti-float system for operable partitionsMODERNFOLD INC·Filed 1994·Granted Mar 19, 1996·35 cites·15 claims
- 1070US6581242B2Track and trolley system for movable wall panelsMODERNFOLD INC·Filed 2001·Granted Jun 24, 2003·20 cites·46 claims
- 1164US6481359B1Automatic track switching system for operable wallsMODERNFOLD INC·Filed 2000·Granted Nov 19, 2002·15 cites·10 claims
- 1262US7185589B2Multi-program trolleys and switchesMODERNFOLD INC·Filed 2003·Granted Mar 6, 2007·12 cites·12 claims
- 1357US5329857ATrack switch for suspended movable wall panelsMODERNFOLD INC·Filed 1992·Granted Jul 19, 1994·23 cites·9 claims
- 1446US2004000100A1Steel wheel and steel rail system for a moveable wall panel systemFiled 2002·Application pending·0 cites
- 1545US2006248826A1Soffit assembly for moveable wall system and removal tool thereforOWENS N D·Filed 2005·Application pending·0 cites
- 1643US2004000026A1Four-wheel super trolleyFiled 2002·Application pending·0 cites
- 1741US2004025292A1Six-wheel trolley for use in movable wall panel systemsFiled 2003·Application pending·0 cites
- 1838US5358023AElectrically operated expandable jamb for operable wallsMODERNFOLD INC·Filed 1993·Granted Oct 25, 1994·11 cites·15 claims
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