Georgetown, Texas
United States
35
2010-10-07
The entities that hold a legal rights for patent applications filed by inventor Williams John R.:
John R. Williams from Georgetown, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Bearing assembly inner barrel and well drilling equipment comprising same
#2 | 2010-10-07Tapered surface bearing assembly and well drilling equipment comprising same
#3 | 2010-09-02Heat exchanger system and method of use thereof and well drilling equipment comprising same
#4 | 2010-08-26Reinforced stripper rubber body and method of making same
#5 | 2010-07-29Bearing assembly system with integral lubricant distribution and well drilling equipment comprising same
#6 | 2010-07-29Bearing assembly retaining apparatus and well drilling equipment comprising same
#7 | 2010-04-15Rotating control device with replaceable bowl sleeve
#8 | 2010-04-15Rotating control device having bearing assembly housing with replaceable wear sleeve
#9 | 2010-03-18Kelly driver
#10 | 2010-02-04Spring load seal assembly and well drilling equipment comprising same
#11 | 2009-10-22Spring preloaded bearing assembly and well drilling equipment comprising same
#12 | 2009-10-15Reinforced stripper rubber body and method of making same
#13 | 2009-08-13Breech lock stripper rubber pot mounting structure and well drilling equipment comprising same
#14 | 2009-04-23Stripper rubber with integral retracting retention member connection apparatus
#15 | 2009-03-05Stripper rubber retracting connection system
#16 | 2009-03-05Tapered bearing assembly cover plate and well drilling equipment comprising same
#17 | 2009-03-05Spring load seal assembly and well drilling equipment comprising same
#18 | 2009-03-05Tapered surface bearing assembly and well drilling equiment comprising same
#19 | 2009-03-05Stripper rubber pot mounting structure and well drilling equipment comprising same
#20 | 2009-03-05Spring preloaded bearing assembly and well drilling equipment comprising same
#21 | 2009-03-05Bearing assembly system with integral lubricant distribution and well drilling equipment comprising same
#22 | 2009-03-05Bearing assembly inner barrel and well drilling equipment comprising same
#23 | 2009-03-05Bearing assembly retaining apparatus and well drilling equipment comprising same
#24 | 2009-03-05Heat exchanger system and method of use thereof and well drilling equipment comprising same
#25 | 2007-12-27Stripper rubber insert assembly
#26 | 2007-11-15Spring-biased pin connection system
#27 | 2007-10-18Armored stripper rubber
#28 | 2007-08-30Mechanical connection system
#29 | 2007-06-28Stripper rubber adapter
#30 | 2007-06-07Stripper rubber insert assembly
#31 | 2005-10-27Spring-biased pin connection system
#32 | 2005-10-27Mechanical connection system
#33 | 2005-08-25Stripper rubber insert assembly
#34 | 2005-08-25Armored stripper rubber
#35 | 2005-08-11Stripper rubber adapter
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