Inventor

Edward H. Nortrup

Inventor

Stoneham, MA, US

Overview

1992–2020

Patent span

Physics

Primary field (CPC G)

Patents· 49 as inventor

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

G06Fprimary

G06FElectric digital data processing16%

G02BOptical elements, systems or apparatus10%

G06QInformation and communication technology [ict] specially adapted for administrative, commercial, financial, managerial or supervisory purposes10%

G01CMeasuring distances, levels or bearings7%

G01SRadio direction-finding7%

G06NComputing arrangements based on specific computational models7%

G08GTraffic control systems7%

H04MTelephonic communication7%

H04WWireless communication networks7%

H01JElectric discharge tubes or discharge lamps6%

PatentTitleYear

10,852,540AR glasses with event and user action control of external applications2020 10,578,874Stray light suppression for head worn computing2020 10,534,180Optical systems for head-worn computers2020 10,444,028Method and system for providing travel time information2019 10,191,279Eye imaging in head worn computing2019 10,180,572AR glasses with event and user action control of external applications2019 10,140,079Object shadowing in head worn computing2018 9,939,646Stray light suppression for head worn computing2018 9,939,934External user interface for head worn computing2018 9,928,019'Object shadowing in head worn computing'2018 9,910,284'Optical systems for head-worn computers'2018 9,811,153'Eye imaging in head worn computing'2017 9,811,159'Eye imaging in head worn computing'2017 9,811,152'Eye imaging in head worn computing'2017 9,759,917'AR glasses with event and sensor triggered AR eyepiece interface to external devices'2017 9,740,280'Eye imaging in head worn computing'2017 9,547,465'Object shadowing in head worn computing'2017 9,400,190'Real-time traffic condition measurement using network transmission data'2016 9,400,390'Peripheral lighting for head worn computing'2016 9,299,194'Secure sharing in head worn computing'2016 9,286,728'Spatial location presentation in head worn computing'2016 9,285,589'AR glasses with event and sensor triggered control of AR eyepiece applications'2016 9,243,927'Method and system for providing travel time information'2016 9,122,054'Stray light suppression for head worn computing'2015 9,086,295'Real-time traffic condition measurement using network transmission data'2015 9,014,972'Method and system for providing travel time information'2015 8,855,905'Real-time traffic condition measurement using network transmission data'2014 8,744,761'Method and system for providing travel time information'2014 8,548,719'Real-time traffic condition measurement'2013 8,489,314'Real-time traffic condition measurement and presentation of user-based route data'2013 8,478,512'Real-time traffic condition measurement using network transmission data'2013 8,457,871'Real-time traffic condition measurement and presentation of sponsored content'2013 8,380,429'Real-time traffic condition measurement using GPS data'2013 8,306,746'Method and system for providing travel time information'2012 7,904,240'Method and system for providing travel time information'2011 7,522,995'Method and system for providing travel time information'2009 7,344,279'Thermal management methods and apparatus for lighting devices'2008 6,469,445'High CRI metal halide lamp with constant color throughout life'2002 6,249,077'Arc tube, mounting member and electric lamp assembly'2001 6,201,348'Capacitive coupling starting aid for metal halide lamp'2001 6,147,440'Low wattage lamp having formed arc tube in aluminosilicate outer jacket'2000 5,998,915'Mounting support for a high intensity discharge reflector lamp'1999 5,959,404'Starting aid for metal halide lamps'1999 5,834,897'Lamp with centered electrode or in-lead'1998 5,327,042'Metal halide lamp'1994 5,252,885'Metal halide arc discharge lamp assembly'1993 5,248,273'Method of fabricating ultraviolet radiation starting source'1993 5,136,204'Metal halide arc discharge lamp assembly'1992 5,122,706'Arc lamp assembly with containment means surrounding light source capsule'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–1993Patents assigned to GTE PROD CORP (4)· patent assignee history

1992–1994Based in Bedford, NH, US· patent location history

1994–2002Patents assigned to OSRAM SYLVANIA INC (8)· patent assignee history

1998–2020Based in Stoneham, MA, US· patent location history

2009–2019Patents assigned to NORTRUP EDWARD H (17)· patent assignee history

2015–2019Patents assigned to OSTERHOUT GROUP INC (15)· patent assignee history

2016–2020Patents assigned to MICROSOFT TECHNOLOGY LICENSING LLC (4)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
NORTRUP EDWARD Hself	17	2009–2019
OSTERHOUT GROUP INC	15	2015–2019
OSRAM SYLVANIA INC	8	1994–2002
GTE PROD CORP	4	1992–1993
MICROSOFT TECHNOLOGY LICENSING LLC	4	2016–2020

Locations

Location	Patents	Span
Stoneham, Massachusetts, US	44	1998–2020
Bedford, NH, US	5	1992–1994