Inventor

Russell G. Smith

Inventor

Cincinnati, OH, US

Overview

1976–2021

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 21 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

F16Kprimary

F16KValves24%

Y10TTechnical subjects covered by former us classification14%

C10GCracking hydrocarbon oils8%

F15BSystems acting by means of fluids in general5%

F16JPistons5%

G01NInvestigating or analysing materials by determining their chemical or physical properties5%

A61BDiagnosis3%

A63FCard, board, or roulette games3%

B01DSeparation3%

B64GCosmonautics3%

PatentTitleYear

10,892,907Home automation system including user interface operation according to user cognitive level and related methods2021 10,012,568Biblade sampler2018 5,804,077'Increasing settling rate of fine solids in oil sand tailings'1998 5,249,621'Method of forming metal matrix composite bodies by a spontaneous infiltration process, and products produced therefrom'1993 5,234,194'Seal for a shaft'1993 5,009,773'Monitoring surfactant content to control hot water process for tar sand'1991 4,605,036'Valve housing with removable self-contained valving unit'1986 4,531,537'Plug valve for reduced leakage'1985 4,512,586'Seal with preformed V-shaped packing rings and method'1985 4,507,919'Fail safe actuator'1985 4,474,616'Blending tar sands to provide feedstocks for hot water process'1984 4,462,892'Control of process aid used in hot water process for extraction of bitumen from tar sand'1984 4,460,155'Tank discharge valve with pressure assisted seat'1984 4,426,888'Apparatus for sampling material from a remote location'1984 4,333,632'Lip seal'1982 4,275,642'Air actuated fail-safe actuator encapsulated within accumulator tank'1981 4,274,436'Wafer-type swing check valve construction'1981 4,148,970'Lubricating composition applied over primer coat'1979 4,116,208'Method of and apparatus for pressure buffering all leak paths of a lined plug valve'1978 4,010,928'Piston-operated parallel-slide gate valve'1977 3,930,635'Leak-proof rotary, plug-type fluid control valve'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1976–1986Patents assigned to XOMOX CORP (10)· patent assignee history

1976–1993Based in Cincinnati, OH, US· patent location history

1984–1991Patents assigned to ALBERTA ENERGY CO LTD (3)· patent assignee history

1984–1991Patents assigned to EXXON RESOURCES CANADA (3)· patent assignee history

1984–1991Patents assigned to GULF CANADA LTD (3)· patent assignee history

1984–1998Based in Edmonton, CA· patent location history

1985–1993Patents assigned to SMITH RUSSELL G (3)· patent assignee history

1993Based in Wilmington, DE, US· patent location history

2018Based in Los Angeles, CA, US· patent location history

2021Based in Raleigh, NC, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
XOMOX CORP	10	1976–1986
ALBERTA ENERGY CO LTD	3	1984–1991
EXXON RESOURCES CANADA	3	1984–1991
GULF CANADA LTD	3	1984–1991
SMITH RUSSELL Gself	3	1985–1993

Locations

Location	Patents	Span
Cincinnati, OH, US	13	1976–1993
Edmonton, CA	4	1984–1998
Raleigh, NC, US	1	2021
Los Angeles, California, US	1	2018
Wilmington, Delaware, US	1	1993