Oakland, California
United States
5
2008-04-24
Kaj A. Johnson from Oakland, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Modular Sprayer
#2 | 2006-12-28Modular sprayer
#3 | 2006-09-28Cleaning tools with UV flash unit
#4 | 2006-03-07Advanced aerosol cleaning system
#5 | 2005-04-28Advanced aerosol cleaning system
4159876 ⎘