P

Inventor

SCHERBATSKOY SERGE A

US19 patents
⚠️ This page may combine multiple inventors who share the name “SCHERBATSKOY SERGE A”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

SCHERBATSKOY SERGE ALEXANDER

14 patents
US4351037ASep 21, 1982

Systems, apparatus and methods for measuring while drilling

SCHERBATSKOY SERGE ALEXANDER155 citations98
US5113379AMay 12, 1992

Method and apparatus for communicating between spaced locations in a borehole

SCHERBATSKOY SERGE ALEXANDER146 citations97
US4676310AJun 30, 1987

Apparatus for transporting measuring and/or logging equipment in a borehole

SCHERBATSKOY SERGE ALEXANDER242 citations97
US5182730AJan 26, 1993

Method and apparatus for transmitting information in a borehole employing signal discrimination

SCHERBATSKOY SERGE ALEXANDER63 citations96
US5079750AJan 7, 1992

Method and apparatus for transmitting information in a borehole employing discrimination

SCHERBATSKOY SERGE ALEXANDER55 citations96
US4866680ASep 12, 1989

Method and apparatus for transmitting information in a borehole employing signal discrimination

SCHERBATSKOY SERGE ALEXANDER61 citations96
US4057781ANov 8, 1977

Well bore communication method

SCHERBATSKOY SERGE ALEXANDER119 citations96
US5150333ASep 22, 1992

Method and apparatus for providing improved pressure pulse characteristics for measuring while drilling

SCHERBATSKOY SERGE ALEXANDER39 citations92
US4839870AJun 13, 1989

Pressure pulse generator system for measuring while drilling

SCHERBATSKOY SERGE ALEXANDER25 citations92
US4692911ASep 8, 1987

Methods and apparatus for reducing interfering effects in measurement while drilling operations

SCHERBATSKOY SERGE ALEXANDER27 citations92
US4689775AAug 25, 1987

Direct radiator system and methods for measuring during drilling operations

SCHERBATSKOY SERGE ALEXANDER45 citations92
US4553226ANov 12, 1985

Systems, apparatus and methods for measuring while drilling

SCHERBATSKOY SERGE ALEXANDER47 citations92
US4520468AMay 28, 1985

Borehole measurement while drilling systems and methods

SCHERBATSKOY SERGE ALEXANDER45 citations92
US4416000ANov 15, 1983

System for employing high temperature batteries for making measurements in a borehole

SCHERBATSKOY SERGE ALEXANDER44 citations92

(unassigned)

2 patents

GEARHART OWEN INDUSTRIES

1 patent

GRIFFITH BAIN

1 patent

EXXON PRODUCTION RESEARCH CO

1 patent