Arcadia, California
United States
3
2008-09-25
Wynn Wolfe from Arcadia, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Article of manufacture having sublimatable time delay thermochromic ink display
#2 | 2007-09-13Thermal-activated beverage containers and holders
#3 | 2005-12-27Article of manufacture having non-uniform thermochromic display
4257947 ⎘