Tualatin, Oregon
United States
12
2012-08-09
The entities that hold a legal rights for patent applications filed by inventor O'Brien John Michael:
John Michael O'Brien from Tualatin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
RETRACTABLE MEMBERS FOR FOOT WEAR
#2 | 2010-02-04Convertible traction shoes
#3 | 2008-03-27Safety tire, method of making and method of improved traffic safety with use thereof
#4 | 2008-03-20FOOTWEAR WITH RETRACTABLE MEMBERS
#5 | 2008-02-28TRACTIVE TIRE METHOD AND APPARATUS
#6 | 2008-01-24Safety tire, method of making and method of improved traffic safety with use thereof
#7 | 2008-01-17Convertible traction shoes
#8 | 2006-09-28Method of making tire having wear indicators
#9 | 2006-08-31Tire having expandable tread portion
#10 | 2006-08-10Convertible traction shoes
#11 | 2006-07-06Water purification system
#12 | 2005-05-05Tire having expandable tread portion
3230031 ⎘