Inventor · disambiguated record
Otto Zapf
Also filed as: ZAPF OTTO · ZAPF OTTO W
49 granted patents·1,185 citations·filing 1974–2005
99Inventor score
Top patents by PatentIndex Score
49 records- 0198USD382735SSide panelZAPF OTTO·Filed 1996·Granted Aug 26, 1997·97 cites·1 claims
- 0293USD328680SShelf or similar articleALLSTEEL INC·Filed 1989·Granted Aug 18, 1992·38 cites·1 claims
- 0393USD305582SDivider panel for a work station or the likeALLSTEEL INC·Filed 1988·Granted Jan 23, 1990·36 cites·1 claims
- 0492US5649739ABackrest for a seat arrangementFiled 1996·Granted Jul 22, 1997·94 cites·20 claims
- 0591USD360786SSeatZAPF OTTO W·Filed 1994·Granted Aug 1, 1995·35 cites·1 claims
- 0691USD323251SCombined desk, wall panel and storage unitALLSTEEL INC·Filed 1989·Granted Jan 21, 1992·32 cites·1 claims
- 0791US4452486AChair type furnitureZAPF OTTO·Filed 1981·Granted Jun 5, 1984·104 cites·4 claims
- 0891US4285544AFurniture constructionKNOLL INTERNATIONAL·Filed 1977·Granted Aug 25, 1981·59 cites·7 claims
- 0989USD251526SCombined desk and work storage unitKNOLL INTERNATIONAL·Filed 1976·Granted Apr 10, 1979·22 cites·1 claims
- 1088USD294318STableHAUSERMAN INC·Filed 1985·Granted Feb 23, 1988·27 cites·1 claims
- 1188US4362336ASliding chairZAPF OTTO·Filed 1980·Granted Dec 7, 1982·89 cites·8 claims
- 1287USD327794SCabinet for office furnitureALLSTEEL INC·Filed 1989·Granted Jul 14, 1992·25 cites·1 claims
- 1387USD255189SCombined desk and work storage unitKNOLL INTERNATIONAL·Filed 1978·Granted Jun 3, 1980·14 cites·1 claims
- 1487USD255188SCombined desk, cabinet and storage shelf unitKNOLL INTERNATIONAL·Filed 1978·Granted Jun 3, 1980·14 cites·1 claims
- 1585USD330641SCombined desk, wall panel and storage unitALLSTEEL INC·Filed 1990·Granted Nov 3, 1992·26 cites·1 claims
- 1684USD303458SPartition unitALLSTEEL INC·Filed 1988·Granted Sep 19, 1989·21 cites·1 claims
- 1782USD330295SCombined dual work surface, wall panel and storage unitALLSTEEL INC·Filed 1990·Granted Oct 20, 1992·23 cites·1 claims
- 1882USD243896SChairsKNOLL INTERNATIONAL·Filed 1974·Granted Apr 5, 1977·15 cites·1 claims
- 1982US3951453ASeating device having a weighted cushionKNOLL INTERNATIONAL·Filed 1974·Granted Apr 20, 1976·39 cites·7 claims
- 2081USD266804SSeatZAPF OTTO W·Filed 1979·Granted Nov 9, 1982·14 cites·1 claims
- 2180USD331335SFile cabinetALLSTEEL INC·Filed 1990·Granted Dec 1, 1992·21 cites·1 claims
- 2279US7445288B2Vehicle seatZAPF OTTO·Filed 2005·Granted Nov 4, 2008·17 cites·11 claims
- 2378USD503560SStacking chairFiled 1999·Granted Apr 5, 2005·22 cites·1 claims
- 2478USD322898SArm chairZAPF OTTO·Filed 1989·Granted Jan 7, 1992·16 cites·1 claims
- 2578USD255190SMultiple storage cabinet unitKNOLL INTERNATIONAL·Filed 1978·Granted Jun 3, 1980·9 cites·1 claims
- 2676USD402143SDrawer panelZAPF OTTO·Filed 1996·Granted Dec 8, 1998·19 cites·1 claims
- 2775USD346072SRolling chairZAPF OTTO W·Filed 1992·Granted Apr 19, 1994·16 cites·1 claims
- 2874USD302497SDeskALLSTEEL INC·Filed 1986·Granted Aug 1, 1989·14 cites·1 claims
- 2973USD292145SSeatHAUSERMAN INC·Filed 1985·Granted Oct 6, 1987·14 cites·1 claims
- 3071USD348787SChairZAPF OTTO W·Filed 1992·Granted Jul 19, 1994·14 cites·1 claims
- 3171USD265613SChairDRABERT SOEHNE·Filed 1979·Granted Aug 3, 1982·9 cites·1 claims
- 3270USD373273SSeatZAPF OTTO W·Filed 1995·Granted Sep 3, 1996·15 cites·1 claims
- 3370USD330643SCombined desk, wall panel and storage unitALLSTEEL INC·Filed 1990·Granted Nov 3, 1992·14 cites·1 claims
- 3469US5112108ASeating furnitureZAPF OTTO·Filed 1991·Granted May 12, 1992·37 cites·3 claims
- 3568USD398795SDrawer panelZAPF OTTO·Filed 1997·Granted Sep 29, 1998·14 cites·1 claims
- 3667USD331513SDrawer unitALLSTEEL INC·Filed 1990·Granted Dec 8, 1992·12 cites·1 claims
- 3767USD260706SUpholstered chairDRABERT SOEHNE·Filed 1979·Granted Sep 15, 1981·8 cites·1 claims
- 3860US6435615B1Seating furniture with downwardly movable, pivoting backrestFiled 2000·Granted Aug 20, 2002·14 cites·10 claims
- 3958US6959964B1Portable backrest structureZAPF OTTO·Filed 2004·Granted Nov 1, 2005·11 cites·10 claims
- 4055USD363391SDeskZAPF OTTO W·Filed 1993·Granted Oct 24, 1995·7 cites·1 claims
- 4151USD385125SConvertible desk bureauZAPF OTTO·Filed 1996·Granted Oct 21, 1997·7 cites·1 claims
- 4250US5018791ASeating furnitureZAPF OTTO·Filed 1989·Granted May 28, 1991·16 cites·5 claims
- 4346USD418337SSeat backZAPF OTTO·Filed 1998·Granted Jan 4, 2000·5 cites·1 claims
- 4445USD434915SOffice chairZAPF OTTO·Filed 2000·Granted Dec 12, 2000·5 cites·1 claims
- 4545USD255073SDeskKNOLL INTERNATIONAL·Filed 1978·Granted May 27, 1980·2 cites·1 claims
- 4642USD453900SPanel connector top capMARVEL GROUP INC·Filed 2000·Granted Feb 26, 2002·4 cites·1 claims
- 4740US5448863ACovered wall unit and method of making sameFiled 1994·Granted Sep 12, 1995·8 cites·10 claims
- 4839USD330642SCombined dual desk, wall panel and storage unitALLSTEEL INC·Filed 1990·Granted Nov 3, 1992·3 cites·1 claims
- 4935US5636897ASeating furniture coverFiled 1995·Granted Jun 10, 1997·8 cites·9 claims
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