Portfolio comparison
Halliburton Energy Services Inc vs Almon B. Strowger
Side-by-side portfolio analysis — patents indexed, year ranges, and activity timeline.
Company A
Halliburton Energy Services Inc
Patents indexed
1
Year range
2022
Most recent
2022
oil_and_gasenergymechanicalsoftware
Top Patents1 enriched
US RE49155· 2022
Electric or Natural Gas Blending and Pumping for Oil Wells
Activity by Decade
2020s1
Top Patents1 enriched
US 447918· 1891
How Almon Strowger Invented the Automatic Telephone Switch
Activity by Decade
1890s1
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