| Patents for A63B 41 - Hollow inflatable balls (1,849) |
|---|
| 08/19/1986 | US4606544 Game ball |
| 07/30/1986 | CN85202217U Smoke generator |
| 06/17/1986 | US4595200 Sound emitting ball |
| 03/25/1986 | US4577865 Athletic ball |
| 03/19/1986 | CN85202060U Plum-tgpe decorated rubber football |
| 02/18/1986 | US4570931 Basketball |
| 10/23/1985 | EP0158861A2 Impact resistant high air retention bladders |
| 10/09/1985 | EP0157083A2 Triangular pebble design for basketballs |
| 07/30/1985 | US4531737 Elongated football |
| 04/23/1985 | US4513058 Applying resin coating, evaporating solvent; footballs |
| 10/30/1984 | US4479649 Illuminated playball |
| 07/31/1984 | US4462590 Inflatable padded game ball |
| 06/20/1984 | EP0111463A1 Plastics material ball structure with inflating valve |
| 03/27/1984 | US4439471 Tennis ball with fabric covering |
| 02/21/1984 | US4432547 Inflatable ball repair |
| 07/19/1983 | CA1150332A1 Ball |
| 12/07/1982 | US4362193 Inflating apparatus for playballs |
| 08/31/1982 | CA1130834A1 Balls for sports |
| 07/27/1982 | US4341382 Inflatable ball and valve sealing device |
| 07/20/1982 | US4340222 Game ball |
| 06/08/1982 | US4333648 Inflatable game ball |
| 05/04/1982 | US4327912 Tennis ball |
| 03/23/1982 | US4320776 Construction of the ball bladder orifice |
| 03/09/1982 | US4318544 Game ball |
| 01/19/1982 | US4311307 Balls for sports |
| 06/23/1981 | US4274633 Inflatable bladder and valve |
| 06/10/1981 | EP0030027A1 Rotocasting process for producing rubbery reinforced sport balls and play balls |
| 04/07/1981 | CA1098925A1 Pressurized game ball (e.g. tennis ball) having long lasting pressure retention |
| 03/31/1981 | US4258917 Sport and play balls having good dimensional stability and tear strength |
| 12/23/1980 | US4240630 Game ball check valve |
| 12/16/1980 | US4239568 Method of manufacturing a ball |
| 12/16/1980 | CA1091416A1 Hollow articles |
| 07/23/1980 | EP0013434A1 Inflatable ball |
| 03/04/1980 | US4191375 Game ball and method of making same |
| 02/05/1980 | US4187134 Process for making a game ball |
| 10/02/1979 | US4169594 Hollow articles |
| 09/11/1979 | US4167204 Apparatus for inflating toy balloons |
| 05/15/1979 | US4154789 Thermoplastic ball and method of manufacturing same |
| 03/06/1979 | US4142322 Unitary inflation devices for helium balloons and their like |
| 11/28/1978 | CA1043306A1 Liquid sealant dispenser |
| 06/13/1978 | US4094347 Balloon neck fitting |
| 06/06/1978 | US4093219 Condensation product of dicarboxylic acids or ester, polyoxyalkylene glycol and diol |
| 03/07/1978 | US4077625 Pneumatic cushion toy |
| 09/20/1977 | US4049160 Flexible squeeze dispenser for liquid sealant |
| 08/23/1977 | US4043356 Inflating probe |
| 07/12/1977 | US4034501 Unitary inflation devices for helium balloons and their like |
| 01/04/1977 | US4000894 Game ball |
| 08/17/1976 | US3975016 Inflatable ball |
| 04/06/1976 | US3948518 Football |