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Inventor

Steven A. Johnson

Inventor
Salt Lake City, UT, US

Overview

59→
Patents
1978–2020
Patent span
Physics
Primary field (CPC G)

Patents· 59 as inventor

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

A61Bprimary
A61BDiagnosis11%
G01SRadio direction-finding9%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%
G06TImage data processing or generation, in general8%
B01DSeparation7%
H04HBroadcast communication5%
G01NInvestigating or analysing materials by determining their chemical or physical properties5%
G01VGeophysics5%
Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution5%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves4%
PatentTitleYear
10,790,069Delivering radiation202010,288,991Colored paint with fluorescence20199,958,767Projection mapped augmentation of mechanically animated objects20189,764,762'Rotary pivot arm positioning assembly'20179,638,432'Ventilation unit calibration apparatus, system and method'20179,118,430'Broadcast equipment communication protocol'20159,029,778'Short standoff checkpoint detection system'20158,983,365'Systems and methods for communicating and rendering electronic program guide information via digital radio broadcast transmission'20158,804,037'Systems and methods for transmitting media content via digital radio broadcast transmission for synchronized rendering by a receiver'20148,761,927'Externally actuated figure'20148,660,479'Digital radio broadcast receiver, broadcasting methods and methods for tagging content of interest'20148,521,079'Radio service registry'20138,451,868'Systems and methods for transmitting media content via digital radio broadcast transmission for synchronized rendering by a receiver'20138,366,617'Breast scanning system'20138,246,543'Imaging method utilizing attenuation and speed parameters in inverse scattering techniques'20128,144,612'Systems and methods for transmitting media content via digital radio broadcast transmission for synchronized rendering by a receiver'20127,860,497'Dynamic configuration management'20107,841,982'Apparatus and method for imaging objects with wavefields'20107,771,360'Breast scanning system'20107,699,783'Method for imaging and treating a breast'20107,684,846'Apparatus and method for imaging objects with wavefields'20107,641,708'Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter'20107,570,742'Apparatus and method for imaging objects with wavefields'20097,264,656'Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter'20077,114,013'Intelligent data storage manager'20066,898,249'Method and apparatus for AM digital audio broadcasting with amplitude scaled tertiary subcarriers'2005D0499177'Filter element having oval shape'20046,636,584'Apparatus and method for imaging objects with wavefields'20036,587,540'Apparatus and method for imaging objects with wavefields'20036,534,947'Pump controller'20036,488,746'Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter'20026,415,253'Method and apparatus for enhancing noise-corrupted speech'20026,387,162'Air filter assembly having non-cylindrical filter elements, for filtering air with particulate matter'20026,368,388'Filter construction apparatus and method'20026,364,921'Air filter assembly for filtering air having particulate matter'20026,330,621'Intelligent data storage manager'20016,166,008'Treatment of schizophrenia with ampakines and neuroleptics'20006,090,173'Air filter assembly for filtering air with particulate matter'20006,005,916'Apparatus and method for imaging with wavefields using inverse scattering techniques'19995,882,379'Indicator arrangement for air cleaner systems and methods thereof'19995,822,721'Method and apparatus for fractal-excited linear predictive coding of digital signals'19985,721,543'System and method for modeling discrete data sequences'19985,588,032'Apparatus and method for imaging with wavefields using inverse scattering techniques'19965,545,092'Special effects spark generating system'1996D0356650'Flashlight'19955,339,282'Resolution enhancement for ultrasonic reflection mode imaging'19944,662,222'Apparatus and method for acoustic imaging using inverse scattering techniques'19874,333,448'Solar energy absorber apparatus and method'19824,327,184'Inert-gas stripping and distillation apparatus'19824,317,369'Ultrasound imaging apparatus and method'19824,297,521'Focusing cover solar energy collector apparatus'19814,284,839'Internal refractor focusing solar energy collector apparatus and method'19814,269,168'Focusing reflector solar energy collector apparatus and method'19814,233,960'Heat storage apparatus and method'19804,228,353'Multiple-phase flowmeter and materials analysis apparatus and method'19804,222,274'Ultrasound imaging apparatus and method'19804,185,616'Solar energy absorber apparatus and method'19804,162,630'Measurement and reconstruction of three-dimensional fluid flow'19794,105,018'Acoustic examination, material characterization and imaging of the internal structure of a body by measurement of the time-of-flight of acoustic energy therethrough'1978

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1980–2017Patents assigned to JOHNSON STEVEN A (15)· patent assignee history
1980–1982Based in Preston, ID, US· patent location history
1987–2015Based in Salt Lake City, UT, US· patent location history
1999–2010Patents assigned to DONALDSON CO INC (8)· patent assignee history
1999–2010Patents assigned to TECHNISCAN INC (8)· patent assignee history
1999–2010Based in St. Paul, MN, US· patent location history
2005–2015Patents assigned to IBIQUITY DIGITAL CORP (8)· patent assignee history
2005–2015Based in Ellicott City, MD, US· patent location history
2012–2014Patents assigned to CHALMERS HARVEY (4)· patent assignee history
2014–2019Based in Stevenson Ranch, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
JOHNSON STEVEN Aself151980–2017
DONALDSON CO INC81999–2010
IBIQUITY DIGITAL CORP82005–2015
TECHNISCAN INC81999–2010
CHALMERS HARVEY42012–2014
Locations
LocationPatentsSpan
Salt Lake City, UT, US141987–2015
Preston, ID, US101980–1982
Ellicott City, Maryland, US82005–2015
St. Paul, Minnesota, US71999–2010
Stevenson Ranch, California, US32014–2019