Oakland, California
United States
4
2013-02-07
Lisa Dodson from Oakland, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Tennis serve training devices, systems and methods
#2 | 2011-11-10Tennis serve training device
#3 | 2011-09-29Sports training aid
#4 | 2011-09-29TENNIS SERVE TRAINING DEVICE
79516 ⎘