Spring, Texas
United States
16
2020-10-08
The entities that hold a legal rights for patent applications filed by inventor TWARDOWSKI Eric M.:
Eric M. TWARDOWSKI from Spring, US has applied for patents for these inventions. The list has both pending applications and granted patents:
Wear bushing deployment and retrieval tool for subsea wellhead
#2 | 2019-08-08Wear bushing deployment and retrieval tool for subsea wellhead
#3 | 2018-02-08Method and apparatus for sealing tubulars
#4 | 2017-07-13SUBSEA CASING DRILLING SYSTEM
#5 | 2017-02-23SUBSEA CASING DRILLING SYSTEM
#6 | 2015-07-02Subsea drilling with casing
#7 | 2015-03-05Subsea drilling with casing
#8 | 2014-07-17Ball seat apparatus and method
#9 | 2014-07-17Method and apparatus for sealing tubulars
#10 | 2013-12-12Earth removal member with features for facilitating drill-through
#11 | 2013-09-12Subsea casing drilling system
#12 | 2012-11-29Tubular coupling device
#13 | 2012-05-03Earth removal member with features for facilitating drill-through
#14 | 2011-03-17Earth removal member with features for facilitating drill-through
#15 | 2010-05-27Subsea drilling with casing
#16 | 2006-10-26Earth boring tool
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