| Patents for A47K 13 - Seats or covers for all kinds of closets (9,075) | 
|---|
| 03/25/1992 | CN2099783U Water-saving deodorant sealing cover for flush toilet | 
| 03/25/1992 | CN2099544U Disposable sanitary flake for closet seat | 
| 03/24/1992 | US5098367 Paper products | 
| 03/24/1992 | US5097539 Hygienic spray apparatus integral with toilet | 
| 03/24/1992 | CA1297643C Toilet hook | 
| 03/19/1992 | WO1992004181A1 Seat cover forming machine | 
| 03/18/1992 | EP0475571A1 Lavatory pan seat | 
| 03/18/1992 | CN2098892U Hygiene cover for closet seat | 
| 03/18/1992 | CN2098891U Movable seat closet | 
| 03/18/1992 | CN1015868B Toilet seat structure capable of outomatically providing covering paper for seat on toilet seat | 
| 03/17/1992 | US5095555 Toilet seat structure having heater and thermo-sensor wires | 
| 03/11/1992 | EP0474576A1 Rotating W.C. cover forming the bowl | 
| 03/11/1992 | CN2098250U Stink-proof closet bowl | 
| 03/11/1992 | CN2098249U Seat-type closet bowl | 
| 03/10/1992 | CA1296844C Toilets | 
| 03/10/1992 | CA1296843C Toilet seat or cover retaining device | 
| 03/05/1992 | WO1992003619A1 Improvements in or relating to water closets | 
| 03/05/1992 | DE4027337A1 Public toilet disinfection device - allows pre-warming of seat prior to use and subsequent cleaning and disinfection | 
| 03/03/1992 | US5091999 Commode seat organization | 
| 02/26/1992 | CN2096965U Plastic closet with seat | 
| 02/26/1992 | CN2096964U Movable seat placed on closet pan | 
| 02/26/1992 | CN2096963U Toilet bowl filter | 
| 02/25/1992 | US5090069 Self-cleaning sanitation module incorporating a tilting back | 
| 02/25/1992 | US5090063 Packaged toilet seat | 
| 02/19/1992 | CN2096329U Toilet cusion with electric heat film | 
| 02/18/1992 | US5088132 Hygienic protective shield for flush toilets | 
| 02/11/1992 | US5086523 Sanitary attachment means for a toilet seat which features a replaceable deodorizer and serves as a handle to lift and lower seat | 
| 02/04/1992 | US5084917 Lavatory seat device | 
| 01/29/1992 | EP0468115A1 Raised superimposed toilet seat and securing clamp | 
| 01/29/1992 | CN2094306U Warm and health pad of toilet-bowl | 
| 01/23/1992 | DE4023242A1 Spray guard for toilet seat - opens out as seat is raised and is fastened to pan and seat | 
| 01/22/1992 | CN2093600U Warm cushion for closet seats | 
| 01/22/1992 | CN2093599U Time self-lifting toilet seat | 
| 01/21/1992 | CA2046733A1 Toilet seat latching device | 
| 01/15/1992 | CN2092959U Paper mat for closet seat | 
| 01/14/1992 | US5079783 Rechargeable self-contained deodorizing toilet seat | 
| 01/08/1992 | CN2092293U Adjustable cover of closet with skid-proof function | 
| 01/07/1992 | US5077840 Channelling apparatus for a toilet | 
| 01/01/1992 | CN2091638U Hygienic pedal cover for toilet | 
| 01/01/1992 | CN2091637U Hanging seat for closet | 
| 01/01/1992 | CN2091636U Automatic opening and closing cover for closet | 
| 12/31/1991 | US5075906 Toilet seat lifter | 
| 12/25/1991 | CN2091126U Flush toilet cushion with automatic lifting device | 
| 12/25/1991 | CN2091125U Folding flush toilet | 
| 12/18/1991 | CN2090680U Collapsible closet for squatting or sitting use | 
| 12/04/1991 | CN2089780U Water closet with pedal cover and seating board | 
| 11/26/1991 | US5067185 Toilet bowl protector | 
| 11/21/1991 | DE4015690A1 Toilet seat for people allergic to cold - consists of overlay made of extruded plastics foam, with sheeting on one side | 
| 11/20/1991 | CN2088840U Domestic cover for closet | 
| 11/19/1991 | US5065460 Commode seat lifting apparatus | 
| 10/31/1991 | WO1991015984A1 Fastening mechanism for a toilet seat | 
| 10/31/1991 | CA2081313A1 Fastening mechanism for a toilet seat | 
| 10/30/1991 | CN2087503U Bed-pan soft mat for medical purpose | 
| 10/29/1991 | US5060319 Portable toilet seat unit | 
| 10/29/1991 | US5060318 Assembly for automatically closing a water closet cover in a controlled manner | 
| 10/23/1991 | CN2087051U Domestic combined chamber pot | 
| 10/23/1991 | CN2087050U Dual purpose chamber pot | 
| 10/22/1991 | US5058216 Apparatus for lowering toilet seat | 
| 10/22/1991 | US5058215 Toilet seat lifter | 
| 10/17/1991 | DE3935615A1 Toilet seat with protective cover | 
| 10/15/1991 | US5056165 Commode flush and seat lift apparatus | 
| 10/09/1991 | CN2086117U Toilet attached moving pan | 
| 10/09/1991 | CN2086116U Nightstool stop-proof cover | 
| 10/08/1991 | CA1290102C Children's convertible toilet apparatus | 
| 10/02/1991 | CN2085820U Combined toilet bowl | 
| 10/01/1991 | US5052061 Toilet seat latching device | 
| 09/25/1991 | EP0448539A1 Anti-bacteriological toilet lid | 
| 09/25/1991 | EP0447395A1 Toilet bowl ventilating apparatus. | 
| 09/25/1991 | CN1054707A Preparing method of water melon beverage | 
| 09/22/1991 | CA2012874A1 Laminated sanitary pad for toilet seat | 
| 09/18/1991 | CN2084794U Sliding turnover toilet stool hung on wall | 
| 09/18/1991 | CN2084793U Toilet stool | 
| 09/18/1991 | CN1054527A Disposable, splash-suppressing toilet seat cover with folded annular and bridging inner portions | 
| 09/11/1991 | CN2084359U Easy exchanging fork type sanitary toilet seat cover | 
| 09/05/1991 | WO1991012760A1 Apparatus and method for automatically closing a toilet bowl lid and seat | 
| 09/05/1991 | CA2076967A1 Apparatus and method for automatically closing a toilet bowl lid and seat | 
| 09/04/1991 | EP0444355A1 Hinge assembly for toilet seat fixing | 
| 08/28/1991 | CN2083469U Toilet cover | 
| 08/28/1991 | CN2083468U Easily changeable health toilet cover | 
| 08/28/1991 | CN2083467U U type seating toilet | 
| 08/27/1991 | CA1287949C Toilet seat structure capable of automatically feeding a seat covering paper on a toilet seat | 
| 08/22/1991 | WO1991011951A1 Movable toilet seat which is completely detachable in a single step | 
| 08/22/1991 | WO1991011950A1 Toilet seat/cover unit | 
| 08/22/1991 | WO1991011949A1 Bidet or toilet, seat or lid, handle and spotter | 
| 08/22/1991 | DE4004446A1 Toilet flap seat with hinge - has spherical cavity in hinge into which fits ball, with spacer arm, lock and screw and coil spring | 
| 08/14/1991 | DE4004075A1 Paper cover for toilet seat - is oval in shape and has hole for hanging it up | 
| 08/14/1991 | CN2082595U Constant temp. closet seat | 
| 08/14/1991 | CN2082594U Device capable of changing squatted style closet into movable seat closet | 
| 08/07/1991 | CN2082150U Movable closestool cushion | 
| 08/07/1991 | CN2082149U Convenient stool | 
| 08/07/1991 | CN2082148U Chair type portable pollution-proof and turn-over-proof children bed pan | 
| 07/31/1991 | CN2081705U Movable hygienic seat-type closet | 
| 07/24/1991 | CN2081273U Overflowing sweet hanging urinal cover | 
| 07/22/1991 | CA2008209A1 Toilet seat lifter | 
| 07/17/1991 | CN2080817U Squatting type china toilet bowl for preventing bad smell | 
| 07/16/1991 | US5031252 Toilet stool seat disinfecting apparatus | 
| 07/09/1991 | US5029347 Pneumatic apparatus for lifting and lowering toilet seat | 
| 07/03/1991 | CN2079932U Portable toilet auxiliary seat | 
| 07/02/1991 | US5027472 Repositionable toilet seat handle assembly | 
| 07/02/1991 | US5027445 Raised superimposed toilet seat and securing clamp |