Inventor
Steven C. Johnson
Inventor
Issaquah, WA, US
Overview
Patents· 57 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G01Cprimary
G01CMeasuring distances, levels or bearings22%
G05DSystems for controlling or regulating non-electric variables12%
G08GTraffic control systems11%
G01SRadio direction-finding8%
G11CStatic stores8%
H04MTelephonic communication7%
G06FElectric digital data processing5%
F41BWeapons for projecting missiles without use of explosive or combustible propellant charge4%
F41GWeapon sights3%
H10BElectronic memory devices3%
PatentTitleYear
8,356,416'Archery bow sight with a pin illuminated by a protected optical fiber'20138,157,473'Apparatus and method for highway marker removal'20127,916,842'Systems and methods for providing voicemail services including caller identification'20117,900,365'Archery sight assembly'20117,717,103'Arrow rest assembly for an archery bow'20107,660,821'Data storage system'20107,646,857'Systems and methods for providing voicemail services including caller identification'20107,573,985'Systems and methods for facilitating communications involving hearing-impaired parties'20097,532,710'Systems and methods for providing voicemail services'20097,467,264'Methods and apparatuses for determining the state of a memory element'20087,436,323'Method, apparatus and computer program product for unstabilized approach alerting'20087,177,406'Systems and methods for providing portable voicemail services'20077,142,642'Systems and methods for facilitating communications involving hearing-impaired parties'20067,116,576'Sensing the state of a storage cell including a magnetic element'20067,098,810'Aircraft autorecovery systems and methods'20067,086,001'Automatic network device selection and document delivery system'20067,068,187'Method, apparatus and computer program product for unstabilized approach alerting'20067,057,928'System and method for erasing high-density non-volatile fast memory'20066,996,746'Apparatus and method to handle power supply failures for a peripheral device'20066,889,202'Internet print device font distribution method and web site'20056,826,459'Ground proximity warning system, method and computer program product for controllably altering the base width of an alert envelope'20046,785,594'Ground proximity warning system and method having a reduced set of input parameters'20046,777,270'Resistive memory for data storage devices'20046,765,819'Magnetic memory device having improved switching characteristics'20046,717,234'Resistive memory for data storage devices'20046,710,723'Terrain data retrieval system'20046,707,394'Apparatus, method, and computer program product for generating terrain clearance floor envelopes about a selected runway'20046,694,453'Apparatus and method to handle power supply failures for a peripheral device'20046,691,004'Method for determining a currently obtainable climb gradient of an aircraft'20046,665,201'Direct connect solid-state storage device'20036,634,110'Archery bow sight'20036,622,066'EGPWS cutoff altitude for helicopters'20036,606,034'Terrain awareness system'20036,584,384'Device, method and computer program product for altimetry system'20036,507,289'Apparatus and method of checking radio altitude reasonableness'20036,496,760'Flight information display with plane of flight view'20026,484,071'Ground proximity warning system, method and computer program product for controllably altering the base width of an alert envelope'20026,477,449'Methods, apparatus and computer program products for determining a corrected distance between an aircraft and a selected runway'20026,445,310'Apparatus, methods, computer program products for generating a runway field clearance floor envelope about a selected runway'20026,437,707'Detecting a low performance takeoff condition for aircraft for use with ground proximity warning systems'20026,430,479'Methods, apparatus and computer program products for determining the vertical speed of an aircraft'20026,380,870'Apparatus, methods, and computer program products for determining a look ahead distance value for high speed flight'20026,347,263'Aircraft terrain information system'20026,341,248'Apparatus, methods, and computer program products for monitoring the attitude of an aircraft'20026,324,448'Methods, apparatus and computer program products for determining the vertical speed of an aircraft'20016,219,592'Method and apparatus for terrain awareness'20016,216,064'Method and apparatus for determining altitude'20016,122,570'System and method for assisting the prevention of controlled flight into terrain accidents'20006,088,634'Method and apparatus for alerting a pilot to a hazardous condition during approach to land'20005,839,080'Terrain awareness system'19985,809,984'Archery bow cable adjuster'19985,791,324'Cable guard and compound archery bow containing the same'19985,349,795'Width-adjustable stairway step tread and method for constructing a stairway therewith'19945,117,803'Adjustable arrow rest'1992D0292277'Reflectance colorimeter'1987D0285114'Automated urinalysis instrument'1986D0282724'Spectro photometer'1986Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1986–1987Based in Elkhart, IN, US· patent location history
1992–2013Patents assigned to JOHNSON STEVEN C (6)· patent assignee history
1998–2002Patents assigned to ALLIED SIGNAL INC (6)· patent assignee history
1998–2008Based in Issaquah, WA, US· patent location history
1998–2013Based in Harrisburg, OR, US· patent location history
2001–2008Patents assigned to HONEYWELL INT INC (19)· patent assignee history
2003–2010Patents assigned to HEWLETT PACKARD DEVELOPMENT CO (11)· patent assignee history
2003–2010Based in Eagle, ID, US· patent location history
2006–2011Based in Bethesda, MD, US· patent location history
2009–2011Patents assigned to VERIZON BUSINESS GLOBAL LLC (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HONEYWELL INT INC | 19 | 2001–2008 |
| HEWLETT PACKARD DEVELOPMENT CO | 11 | 2003–2010 |
| ALLIED SIGNAL INC | 6 | 1998–2002 |
| JOHNSON STEVEN Cself | 6 | 1992–2013 |
| VERIZON BUSINESS GLOBAL LLC | 4 | 2009–2011 |
Locations
| Location | Patents | Span |
|---|---|---|
| Issaquah, Washington, US | 27 | 1998–2008 |
| Eagle, ID, US | 11 | 2003–2010 |
| Harrisburg, OR, US | 6 | 1998–2013 |
| Bethesda, Maryland, US | 6 | 2006–2011 |
| Elkhart, IN, US | 3 | 1986–1987 |