With 640 patents held between 2002 and 2022, Halliburton Co holds the most number of Enhanced Oil Recovery (EOR) patents in the Oil & Gas sector in the Europe region, of which 80.6% was contributed by Halliburton Energy Services Inc.
The second largest number of patents were held by Shell plc with 438 Enhanced Oil Recovery (EOR) patents, of which 99.3% was contributed by Shell Internationale Research Maatschappij B.V.. The third largest number of patents were held by Schlumberger Ltd with 295 Enhanced Oil Recovery (EOR) patents, of which 42.7% was contributed by Schlumberger Technology BV. The fourth largest number of patents were held by Tatneft Im V D Shashina Aoot with 263 Enhanced Oil Recovery (EOR) patents. The fifth largest number of patents were held by Baker Hughes Co with 250 Enhanced Oil Recovery (EOR) patents, of which 68.0% was contributed by Baker Hughes Srl.
The top five patents holders, i.e., Halliburton Co, Shell plc, Schlumberger Ltd, Tatneft Im V D Shashina Aoot, and Baker Hughes Co, together held 1,886 Enhanced Oil Recovery (EOR) patents during the period.
Don’t wait - discover a universe of connected data & insights with your next search. Browse over 28M data points across 22 industries.
Access more premium companies when you subscribe to Explorer