WILLBERG DEAN has a total of 12 patent applications. Its first patent ever was published in 2006. It filed its patents most often in United States and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets civil engineering, basic materials chemistry and measurement are DAQING DONGYOU RUIJIA PETROLEUM TECH CO LTD, 9668241 CANADA INC and SHENGLI ADMIN SINOPEC DRILLING.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 8 | |
#2 | WIPO (World Intellectual Property Organization) | 4 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Basic materials chemistry | |
#3 | Measurement |
# | Technology | |
---|---|---|
#1 | Earth drilling | |
#2 | Materials for miscellaneous applications | |
#3 | Analysing materials |
# | Name | Total Patents |
---|---|---|
#1 | Willberg Dean | 12 |
#2 | Fredd Christopher N | 5 |
#3 | Menshikov Denis Olegovich | 4 |
#4 | Khlestkin Vadim Kamilievich | 4 |
#5 | Makarychev-Mikhailov Sergey Mikhailovich | 2 |
#6 | Goloshchapova Dina Andreevna | 2 |
#7 | Eliseeva Ksenya Evgenievna | 1 |
#8 | Schlumberger Canada Limited | 1 |
#9 | Prad Research And Development Limited | 1 |
#10 | Fredd Chris N | 1 |
Publication | Filing date | Title |
---|---|---|
US2012151998A1 | Wettability and matrix imbibition analysis | |
US2012043085A1 | Wellbore service fluid and methods of use | |
WO2010087732A1 | Method of preparing polymer-water emulsion and further settling a sticky polymer material in downhole environment | |
US2012048549A1 | Polymer Emulsions And Well Treatment Fluids | |
WO2009113896A1 | Slip-layer fluid placement | |
US2010059227A1 | Stimulated oil production using reactive fluids |