| Patents for A63G 11 - See-saws (398) |
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| 10/29/2002 | CA2024854C All around play ground kit |
| 09/24/2002 | US6454658 Rocking and spray system |
| 05/07/2002 | US6383083 Pivoting uplift apparatus |
| 04/30/2002 | US6379256 Rotatable and pivotable amusement apparatus |
| 01/30/2002 | CN2474198Y Two sides rising and lowering pole body building apparatus |
| 09/05/2001 | EP1129751A2 Child's seesaw |
| 08/23/2001 | DE10110610A1 Rollwippe Roll rocker |
| 08/22/2001 | CN2443763Y See-saws type body building device |
| 04/05/2001 | DE19947627A1 Rotary play equipment has fixed base, pivot axle, and cut-out sections |
| 03/14/2001 | EP1082985A2 Improved see-saw |
| 01/24/2001 | CN1280867A Non-vibration seesaw with variable force arms |
| 12/27/2000 | CN2411827Y Variable arm viberation free seesaw |
| 06/28/2000 | CN2384657Y Body-building see-saws |
| 06/08/2000 | WO2000032287A1 Seesaw merry-go-round |
| 03/15/2000 | EP0984823A1 Playground device |
| 01/27/2000 | DE19833117A1 Multifunction children's toy used in playground |
| 09/14/1999 | US5951406 Adjustable see-saw apparatus |
| 12/10/1998 | WO1998055184A1 Balance board |
| 12/03/1998 | WO1998053890A1 Playground device |
| 08/12/1998 | CN2287499Y Seesaw good for children;s intelligence |
| 07/07/1998 | US5776002 Solo seesaw device |
| 05/29/1998 | CA2191641A1 Adjustable seesaw apparatus |
| 10/14/1997 | US5676601 Carousel apparatus |
| 06/04/1997 | EP0776242A1 A game of the see-saw type, capable of rotating around a central axis, provided with a balancing counterweight and acting also as a balance |
| 06/04/1997 | EP0776241A1 Carousel apparatus |
| 12/05/1996 | DE19620667A1 Infant's resting cradle rocker |
| 11/20/1996 | EP0743082A2 See-saw |
| 08/20/1996 | US5547425 Future toder recreational device |
| 06/04/1996 | US5522773 Two person rocker with pivoting seats |
| 04/30/1996 | US5512018 Wheeled seesaw device |
| 02/07/1996 | CN2219148Y See-saw with balance regulator |
| 12/07/1995 | WO1995032778A1 Adjustable seesaw apparatus |
| 12/06/1995 | EP0577800B1 Rotary see-saw |
| 10/11/1995 | CN2209550Y See-saws |
| 09/05/1995 | US5447474 Game apparatus with multiple playing modes |
| 08/15/1995 | US5441454 Water totter |
| 06/13/1995 | US5423731 Exercise device with two seats |
| 05/16/1995 | US5415590 Playground spring device |
| 05/16/1995 | US5415589 Variable motion device |
| 04/20/1995 | WO1995010340A1 Carousel apparatus |
| 04/04/1995 | US5403239 Wheeled seesaw device |
| 03/23/1995 | WO1995007739A1 A game of the see-saw type, capable of rotating around a central axis, provided with a balancing counterweight and acting also as a balance |
| 03/23/1995 | CA2171935A1 A game of the see-saw type, capable of rotating around a central axis, provided with a balancing counterweight and acting also as a balance |
| 03/15/1995 | CN2191691Y Seesaw device |
| 02/07/1995 | US5387158 All around playground kit |
| 08/03/1994 | CN2173100Y Game toy |
| 08/02/1994 | US5334066 Water sports apparatus |
| 01/26/1994 | CN2154084Y Combined sports toy and special seasaw |
| 01/12/1994 | EP0577800A1 Rotary see-saw. |
| 09/15/1993 | EP0559779A1 Water sports device |
| 08/05/1993 | WO1993014845A1 Rotary see-saw |
| 06/08/1993 | US5217411 Musical seesaw |
| 07/15/1992 | CN2109872U Spring helped seesaw |
| 06/11/1992 | WO1992009348A1 Water sports device |
| 03/31/1992 | CA1298188C Structural member and lawn furniture constructed therefrom |
| 03/19/1992 | WO1992004091A1 All around playground kit |
| 11/26/1991 | US5067706 Multiple-purpose assembled playing set |
| 06/20/1991 | DE3941243A1 Children's see=saw with weight compensation - incorporates displaceable weight on rail underneath beam |
| 01/03/1991 | DE4018908A1 Chair on plaything or toy - has forward narrowing surface, with front upright handle and back support ridge |
| 09/27/1990 | DE3909494A1 End-of-travel damping system |
| 09/27/1990 | DE3909493A1 Platform balance |
| 01/30/1990 | US4896877 Incrementally rotatable teeter-totter |
| 10/31/1989 | US4877237 Multipurpose structure |
| 05/03/1989 | EP0314284A1 Structural member and lawn furniture constructed therefrom |
| 05/02/1989 | US4826248 Structural member and lawn furniture constructed therefrom |
| 03/08/1989 | EP0201496B1 A spring structure intended specifically for play or exercise apparatus |
| 02/15/1989 | CN2032487U Rotary seesaw |
| 02/14/1989 | US4804176 Multipurpose structure |
| 10/20/1988 | DE3710734A1 Seesaw limitation device |
| 07/21/1988 | DE3644236A1 Seesaw for playgrounds |
| 06/15/1988 | CN87210605U Self-rotating seesaw |
| 06/01/1988 | CN87207836U Multifunction combined game sporting apparatus for children |
| 02/03/1988 | EP0255058A2 Seesaws for playgrounds |
| 01/07/1988 | EP0251336A2 Seesaw for play grounds |
| 09/15/1987 | US4693467 Spring structure intended specifically for play or exercise apparatus |
| 08/27/1987 | DE3605183A1 Rocker |
| 03/19/1987 | DE3533223A1 Playground device |
| 11/20/1986 | EP0201496A1 A spring structure intended specifically for play or exercise apparatus. |
| 07/18/1985 | WO1985003010A1 A spring structure intended specifically for play or exercise apparatus |
| 05/08/1985 | EP0140306A2 Seesaw for a group of children |
| 03/19/1985 | US4505477 Balancing board |
| 02/19/1985 | CA1182848A1 Water chute for persons |
| 05/15/1984 | US4448411 Multi-use balance beam apparatus |
| 07/27/1982 | US4341377 Seesaw |
| 03/16/1982 | US4319746 Rotatable seesaw device |
| 10/13/1981 | US4294426 Unique joint especially useful with juvenile furniture and playthings |
| 03/03/1981 | US4253658 Folding juvenile chair attachable to a table top |
| 12/30/1980 | CA1092617A1 Rocking toy |
| 10/07/1980 | US4226411 Playground apparatus |
| 01/15/1980 | CA1069951A1 Spring supported device such as a playground toy |
| 10/03/1979 | EP0004388A1 Roller and seesaw board |
| 07/10/1979 | US4160553 Child holding device and joint therefor |
| 01/23/1979 | US4135712 Rocking toy |
| 09/06/1977 | US4046375 Rotatable swing |
| 04/19/1977 | US4018435 Playground apparatus |
| 12/07/1976 | US3995852 Teeter board device |
| 07/13/1976 | US3968962 Child's Teeter Totter |
| 07/06/1976 | US3967820 Ambulatory rocking device |