| Patents for B62K 13 - Cycles convertible to, or transformable into, other types of cycles or land vehicles (1,539) |
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| 03/04/2003 | US6527282 Convertible ski-supported vehicle |
| 02/27/2003 | US20030038431 Convertible ski-supported vehicle |
| 02/20/2003 | US20030034193 Auxiliary wheel conversion assembly for a motorcycle |
| 02/19/2003 | CN2536481Y Multifunctional bicycle for mother and child |
| 02/13/2003 | US20030030242 Cycle scooter |
| 02/06/2003 | US20030025295 Bicycle towing and hitching apparatus |
| 01/29/2003 | CN1394181A Motor-powered folding scooter with optional seat |
| 01/28/2003 | US6511079 Convertible snow cycle/bicycle apparatus |
| 01/22/2003 | CN1392855A 车辆 Vehicle |
| 01/16/2003 | WO2003004341A1 A multifunction bicycle for exercise and gymnastic |
| 01/15/2003 | CN2530870Y Comfortable and recreation sledge for use in winter and summer |
| 01/07/2003 | US6503019 Replaceable top tube for bicycles |
| 01/01/2003 | CN1388032A Multifunctional small-wheel bicycle with folding flexible shaft |
| 12/26/2002 | US20020195793 Trailer for a trike constructed from a motorcycle |
| 12/25/2002 | CN1386668A 三轮车 Pedicab |
| 12/24/2002 | US6497426 Convertible bicycle |
| 12/19/2002 | US20020192015 Replaceable top tube for bicycles |
| 12/17/2002 | US6494283 Auxiliary wheel conversion assembly for a motorcycle |
| 12/04/2002 | EP1261516A1 Cleaning trolley |
| 12/04/2002 | CN2523681Y Multifuntional safety scooter |
| 12/04/2002 | CN2523680Y Pneumatic energy-saving bicycle with turning into luggage trolley function |
| 11/28/2002 | WO2002094648A1 Tricycle |
| 11/20/2002 | CN1380218A Multifunctional folding small wheel bicycle |
| 11/20/2002 | CN1380217A Non-child folding bicycle whose radius of wheel is less than 15 cm |
| 11/05/2002 | US6474660 Runner attachments for a scooter |
| 10/31/2002 | WO2002085695A1 Trolley for luggage or other loads |
| 10/30/2002 | CN2518763Y Combined tandem vehicle structure |
| 10/29/2002 | US6470987 Motorcycle ski |
| 10/24/2002 | WO2002083489A1 Rider propelled vehicle |
| 10/24/2002 | US20020153677 Ski bicycle and ski system for a bicycle |
| 10/23/2002 | CN2517654Y Foldable multifunctional three-wheel pram |
| 10/17/2002 | DE10117978A1 Adaptor for converting aluminium pedal scooter into ski sledge, comprises bored adaptor pieces secured to skis or sledge and scooter axle |
| 10/16/2002 | EP1248668A1 Reconfigurable toy cycle |
| 10/09/2002 | CN1373070A Detachable moped |
| 10/03/2002 | WO2002076815A1 Convertible ski-supported vehicle |
| 10/03/2002 | WO2002076814A2 Automatic bicycle steering lock |
| 09/26/2002 | US20020135142 Scooter |
| 09/26/2002 | US20020135141 Convertible ski-supported vehicle |
| 09/17/2002 | US6450519 Waist-twisting leisure bike |
| 09/05/2002 | US20020121757 Transformable twist scooter |
| 08/21/2002 | EP1232088A2 Vehicle |
| 08/20/2002 | US6435523 Surrogate top tube |
| 07/31/2002 | EP1227033A1 Apparatus for converting single bicycles into a tandem |
| 07/23/2002 | CA2117011C Swing arm assembly for use in converting a motorcycle into a tricycle |
| 07/09/2002 | US6416062 Kit for converting a bicycle to a snow bike |
| 07/04/2002 | DE10065149A1 Asymmetrical tricycle for use by handicapped people has front wheel and one rear wheel in line, with second rear wheel on outrigger to one side |
| 07/02/2002 | US6412582 Wheeled cart accessory for snowmobiles |
| 06/27/2002 | WO2002024517A3 Vehicle |
| 06/13/2002 | WO2002045539A1 Suitcase with integrated scooter |
| 06/06/2002 | WO2002044007A1 Skid board |
| 06/06/2002 | US20020067020 Waist-twisting leisure bike |
| 06/06/2002 | DE10045859A1 Additional equipment for attaching to mountain bikes in the snow comprises collapsible skis which can be screwed or inserted into the axles of the front and rear wheels of the bike |
| 06/04/2002 | US6398228 Bicycle duel bunns |
| 05/30/2002 | US20020063402 Kit for converting a bicycle to a snow bike |
| 05/08/2002 | DE10052997A1 Combination scooter for running on firm ground and also ice and snow has wheels which by the fitting of one or more adaptors can be substituted by single or by several narrows skids for ice or wide skids for snow |
| 05/08/2002 | DE10040708A1 Vehicle in form of step scooter has facility whereby both wheels and slide elements can be accommodated on attachments at respective ends of handlebar column and step board |
| 05/02/2002 | DE10050654A1 Wing assisted flying bicycle has lift provided by combination of forward drive on land, flight thrust device and gliding wing |
| 05/01/2002 | CN2488797Y Combined body-building rocking acrobatic bicycle |
| 04/25/2002 | WO2002032750A1 Double-driven electric car |
| 04/25/2002 | WO2002032749A1 Scooter and pertaining mounting |
| 04/10/2002 | CN1343596A Dual-saddle bicycle combined with single-saddle bicycle |
| 04/04/2002 | WO2002026554A1 A two-seater bicycle combined with a single-seater bicycle |
| 04/04/2002 | DE10108544A1 Device fulfilling the functions of a scooter, a seat and a standing/walking support comprises a saddle, a support member for a rest position, and joints allowing the position of the road wheels to be reversed |
| 03/28/2002 | WO2002024517A2 Vehicle |
| 03/28/2002 | DE10046725A1 Ergonomical combined standing, sitting and running scooter allows body part of person sitting on saddle to be moved forwards over downwards extending wheel onto additional support wheel to unload legs and feet during motion |
| 03/14/2002 | WO2002020339A1 Motor-powered folding scooter with optional seat |
| 02/26/2002 | US6350172 Reconfigurable toy cycle |
| 02/14/2002 | WO2002011847A1 Reconfigurable toy cycle |
| 02/14/2002 | CA2400078A1 Reconfigurable toy cycle |
| 02/12/2002 | CA2044739C Chain adjusting device for vehicles |
| 02/07/2002 | WO2002009835A1 Built-up multipurpose structure assembly |
| 02/07/2002 | US20020014755 Recumbent vehicle & apparatus for forming same |
| 01/29/2002 | US6341791 Wheelchair and bicycle combination assembly |
| 01/10/2002 | DE10032199A1 Scooters can be coupled next to each other or with one behind other and used on land or on water, with desired change of direction made synchronously by corresponding mechanical or electromechanical transmission |
| 01/09/2002 | CN2470225Y Multifunctional combined rocker cycle |
| 01/03/2002 | US20020000702 Transformable scooter |
| 01/02/2002 | CN2468885Y Multi-purpose folding bicycle |
| 12/20/2001 | DE10029856A1 Connecting rod to connect child's bicycle to adult bicycle; is fixed to front fork and second point of child's bicycle and has holder fork that is connected to adult bicycle |
| 12/05/2001 | CN2463292Y Double-wheel and single-wheel combined cycle |
| 11/29/2001 | US20010045724 Convertible bicycle |
| 11/15/2001 | DE10023522A1 Bicycle for use on land or water; has float bodies on wheels with variable volumes, with rear wheel acting as paddle wheel on water and front wheel having float body shaped to control bicycle on water |
| 11/14/2001 | CN2459259Y Multi-function scooter |
| 11/01/2001 | US20010035626 Tricycle and intermediate frame for tricycle |
| 10/31/2001 | CN2457009Y Scooter of multiple usege |
| 10/31/2001 | CN1319528A Bidirectional pump hydraulic gearing bicycle |
| 10/17/2001 | CN2454249Y Multifunction scooter |
| 10/04/2001 | WO2001072575A1 Transformable bicycle apparatus |
| 09/20/2001 | DE10010852A1 Cleaning trolley for use in very large building; has at least one wheeled undercarriage and is connected to standing or seating device, e.g. scooter or monocycle |
| 09/18/2001 | US6290246 Quick mounting arrangement for tandem |
| 09/13/2001 | WO2001066408A1 Cleaning trolley |
| 09/13/2001 | DE10011951A1 Module for converting two wheeler bicycle into three wheeler vehicle, switches drive force from former rear wheel to act upon new left rear wheel |
| 09/12/2001 | CN2447273Y Skating bicycle |
| 09/11/2001 | US6286847 Bicycle coupling device |
| 08/29/2001 | CN2444862Y Luggage carrier combined with bicycle |
| 08/28/2001 | US6279923 Personal winter vehicle |
| 08/16/2001 | US20010013435 Self-propelled vehicle |
| 08/15/2001 | CN2442918Y Device for quickly assembling combined bicycle in unit efforts |
| 08/08/2001 | EP1122158A1 Connecting rod for coupling a childs bicycle to an adults bicycle |
| 08/07/2001 | US6270100 Device for coupling bicycles in tandem |
| 08/02/2001 | DE10036997A1 Als Kinderwagen oder Kinderfahrrad einrichtbares multifunktionales Fahrzeug As a pram or children's bicycle einrichtbares multifunctional vehicle |