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College Station, TX, United States of America

Yalchin Efendiev

Average Co-Inventor Count = 3.00

ph-index = 1

The patent ph-index is calculated by counting the number of publications for which an author has been cited by other authors at least that same number of times.

Forward Citations = 0

Yalchin Efendiev ↔ Hamdi A Tchelepi (1 patent)Yalchin Efendiev ↔ Seong H Lee (1 patent)Yalchin Efendiev ↔ Seong Hee Lee (0 patent)Yalchin Efendiev ↔ Song Du (0 patent)Yalchin EfendievYalchin Efendiev (1 patent)Hamdi A TchelepiHamdi A Tchelepi (12 patents)Seong H LeeSeong H Lee (10 patents)Seong Hee LeeSeong Hee Lee (0 patent)Song DuSong Du (0 patent)
..
Inventor’s number of patents
..
Strength of working relationships

Company Filing History:

1. Schlumberger Technology Corporation (1 from 10,180 patents)

2. Chevron U.s.a. Inc. (1 from 2,446 patents)

3. Services Petroliers Schlumberger (0 patent)

4. Geoquest Systems B.v. (0 patent)


1 patent:

1. 11280935 - Multiphase flow in porous media

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as of
12/20/2025
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