Oberlin, Ohio
United States
7
2023-04-20
The entities that hold a legal rights for patent applications filed by inventor Ruffner Thomas G.:
Thomas G. Ruffner from Oberlin, US has applied for patents for these inventions. The list has both pending applications and granted patents:
DIAMOND MINING CORE DRILL BIT AND METHODS OF MAKING THE SAME
#2 | 2018-04-12Electric concrete saw
#3 | 2015-07-23Electric concrete saw
#4 | 2015-01-08Method of making diamond mining core drill bit and reamer
#5 | 2014-05-22Diamond mining core drill bit and methods of making thereof
#6 | 2013-09-26Hybrid concrete saw
#7 | 2012-07-03Mining core drill bit and method of making thereof
450104 ⎘