Inventor

Paul C. Johnson

Inventor

Sugar Land, TX, US

Overview

25→

Patents

1991–2021

Patent span

Performing operations

Primary field (CPC B)

Patents· 25 as inventor

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

B09Cprimary

B09CReclamation of contaminated soil22%

E21BEarth or rock drilling16%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing5%

E02DFoundations5%

F17CVessels for containing or storing compressed, liquefied or solidified gases5%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%

F01KSteam engine plants3%

H05BElectric heating3%

LOC203%

PatentTitleYear

D0919798Uroflowmeter2021 8,534,535'Envelope with sealed display rack hole'2013 7,255,791'In situ method and apparatus for biodegradation of alkyl ethers and tertiary butyl alcohol'2007 7,097,328'Luminaire heat sink'2006 6,808,632'In situ method and apparatus for biodegradation of alkyl ethers and tertiary butyl alcohol'2004 6,776,910'In situ method and apparatus for biodegradation of alkyl ethers and tertiary butyl alcohol'2004 6,503,395'Situ method and apparatus for biodegradation of alkyl ethers and tertiary butyl alcohol'2003 6,460,350'Vapor recovery system using turboexpander-driven compressor'2002 6,374,591'Liquified natural gas (LNG) fueled combined cycle power plant and a (LNG) fueled gas turbine plant'2002 D0396065'Placard display stand'1998 5,763,770'Design of golf clubs with node line mapping'1998 D0391298'Foldable graphic display tower'1998 5,689,918'Sign post stabilizer'1997 5,660,500'Enhanced deep soil vapor extraction process and apparatus utilizing sheet metal pilings'1997 5,457,951'Improved liquefied natural gas fueled combined cycle power plant'1995 5,271,693'Enhanced deep soil vapor extraction process and apparatus for removing contaminants trapped in or below the water table'1993 5,244,310'In-situ soil heating press/vapor extraction system'1993 5,234,217'Golf clubs with integral alignment indicia'1993 5,233,164'Modified heater for in situ soil heating'1993 5,221,827'Heater blanket for in-situ soil heating'1993 5,193,934'In-situ thermal desorption of contaminated surface soil'1993 5,169,263'In-situ soil decontamination process with sub-surface vapor recovery'1992 5,158,297'Golf clubs with integral alignment indicia'1992 5,114,497'Soil decontamination'1992 5,076,727'In situ decontamination of spills and landfills by focussed microwave/radio frequency heating and a closed-loop vapor flushing and vacuum recovery system'1991

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1991–2007Patents assigned to SHELL OIL CO (13)· patent assignee history

1991–1993Based in Sugar Land, TX, US· patent location history

1992–1993Patents assigned to OUTDOOR TECHNOLOGIES GROUP (2)· patent assignee history

1992–1998Based in Spirit Lake, IA, US· patent location history

1995–2002Based in Boston, MA, US· patent location history

1997–2007Based in Fountain Hills, AZ, US· patent location history

1998Patents assigned to JOHNSON DONALD (2)· patent assignee history

1998Patents assigned to JOHNSON PAUL C (2)· patent assignee history

1998Based in Binghamton, NY, US· patent location history

2002Patents assigned to TRACTEBEL LNG NORTH AMERICA LL (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SHELL OIL CO	13	1991–2007
JOHNSON DONALD	2	1998
JOHNSON PAUL Cself	2	1998
OUTDOOR TECHNOLOGIES GROUP	2	1992–1993
TRACTEBEL LNG NORTH AMERICA LL	2	2002

Locations

Location	Patents	Span
Sugar Land, Texas, US	6	1991–1993
Fountain Hills, AZ, US	5	1997–2007
Boston, Massachusetts, US	3	1995–2002
Spirit Lake, IA, US	3	1992–1998
Binghamton, New York, US	2	1998