Assignee
WILKHAHN WILKENING & HAHNE
DE·25 granted patents·1 pending application·1,250 citations·filing 1975–2015
Top patents by PatentIndex Score
26 records- 0194US5366274ASynchronous adjusting device for office chairs or the likeWILKHAHN WILKENING & HAHNE·Filed 1993·Granted Nov 22, 1994·130 cites·11 claims
- 0294US4451085AChairWILKHAHN WILKENING & HAHNE·Filed 1981·Granted May 29, 1984·133 cites·32 claims
- 0394US4130263AChairsWILKHAHN WILKENING & HAHNE·Filed 1977·Granted Dec 19, 1978·85 cites·7 claims
- 0494USD245378SChairWILKHAHN WILKENING & HAHNE·Filed 1975·Granted Aug 16, 1977·42 cites·1 claims
- 0593US5251958ASynchronous adjusting device for office chairs or the likeWILKHAHN WILKENING & HAHNE·Filed 1990·Granted Oct 12, 1993·117 cites·7 claims
- 0692US7637570B2ChairWILKHAHN WILKENING & HAHNE·Filed 2008·Granted Dec 29, 2009·37 cites·16 claims
- 0791US6637352B1Table with pivotable table-topWILKHAHN WILKENING & HAHNE·Filed 2000·Granted Oct 28, 2003·74 cites·11 claims
- 0888US8025335B2ChairWILKHAHN WILKENING & HAHNE·Filed 2010·Granted Sep 27, 2011·22 cites·20 claims
- 0986US5195801ATiltable chairWILKHAHN WILKENING & HAHNE·Filed 1991·Granted Mar 23, 1993·75 cites·21 claims
- 1082US4509793AChairWILKHAHN WILKENING & HAHNE·Filed 1983·Granted Apr 9, 1985·61 cites·24 claims
- 1181US4915034ATable systemWILKHAHN WILKENING & HAHNE·Filed 1987·Granted Apr 10, 1990·49 cites·16 claims
- 1280USD609482SSeating furnitureWILKHAHN WILKENING & HAHNE·Filed 2009·Granted Feb 9, 2010·35 cites·1 claims
- 1379US4432582AChair with means for adjusting the inclination of the backrestWILKHAHN WILKENING & HAHNE·Filed 1981·Granted Feb 21, 1984·55 cites·34 claims
- 1477US7770973B2ChairWILKHAHN WILKENING & HAHNE·Filed 2007·Granted Aug 10, 2010·20 cites·11 claims
- 1577US5232303AConnecting arrangementWILKHAHN WILKENING & HAHNE·Filed 1991·Granted Aug 3, 1993·53 cites·10 claims
- 1674USD482205SChairWILKHAHN WILKENING & HAHNE·Filed 2002·Granted Nov 18, 2003·27 cites·1 claims
- 1773US4662679AVariable seating arrangementWILKHAHN WILKENING & HAHNE·Filed 1985·Granted May 5, 1987·51 cites·6 claims
- 1870US4408797AFurniture article with padding attached to a supporting shellWILKHAHN WILKENING & HAHNE·Filed 1981·Granted Oct 11, 1983·37 cites·20 claims
- 1969US4552406AChairWILKHAHN WILKENING & HAHNE·Filed 1983·Granted Nov 12, 1985·41 cites·54 claims
- 2066US4603830ASpring mounting apparatusWILKHAHN WILKENING & HAHNE·Filed 1984·Granted Aug 5, 1986·30 cites·6 claims
- 2164US4076308AChairWILKHAHN WILKENING & HAHNE·Filed 1977·Granted Feb 28, 1978·27 cites·9 claims
- 2259USD609926SChairWILKHAHN WILKENING & HAHNE·Filed 2009·Granted Feb 16, 2010·10 cites·1 claims
- 2357USD456163SChairWILKHAHN WILKENING & HAHNE·Filed 2001·Granted Apr 30, 2002·11 cites·1 claims
- 2455USD610816SChairWILKHAHN WILKENING & HAHNE·Filed 2009·Granted Mar 2, 2010·15 cites·1 claims
- 2552USD610817SChairWILKHAHN WILKENING & HAHNE·Filed 2009·Granted Mar 2, 2010·13 cites·1 claims
- 2639US2016095442A1Combination comprising a seat, a portable device which comprises a movement sensor and an evaluation device and a method which can be carried out using the combinationWILKHAHN WILKENING & HAHNE·Filed 2015·Application pending·0 cites
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