Inventor
Douglas C. Myhre
Inventor
Eden Prairie, MN, US
Overview
Patents· 19 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
F23Nprimary
F23NRegulating or controlling combustion13%
F01DNon-positive displacement machines or engines, e.g. steam turbines11%
F02CGas-turbine plants11%
G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light9%
G01NInvestigating or analysing materials by determining their chemical or physical properties8%
F05DIndexing scheme for aspects relating to non-positive-displacement machines or engines, gas-turbines or jet-propulsion plants6%
Y02TClimate change mitigation technologies related to transportation6%
F23MCasings, linings, walls or doors specially adapted for combustion chambers, e.g. firebridges5%
F23RGenerating combustion products of high pressure or high velocity, e.g. gas-turbine combustion chambers5%
G01KMeasuring temperature5%
PatentTitleYear
8,878,133'Passive optical gaseous emissions sensor'20148,297,060'Apparatus, system and method for observing combustion conditions in a gas turbine engine'20128,136,360'Method for observing combustion conditions in a gas turbine engine'20127,987,712'High temperature seal assembly for optical sensor'20117,966,834'Apparatus for observing combustion conditions in a gas turbine engine'20117,775,052'Active combustion control system for gas turbine engines'20107,549,797'Temperature measurement system'20097,484,369'Apparatus for observing combustion conditions in a gas turbine engine'20097,397,353'Wireless tire pressure and/or wheel speed sensing system for aircraft'20087,334,413'Apparatus, system and method for observing combustion conditions in a gas turbine engine'20087,202,778'Wireless tire pressure sensing system'20076,883,369'Sensor and method of measuring mass flow non-intrusively'20056,487,904'Method and sensor for mass flow measurement using probe heat conduction'20025,961,314'Apparatus for detecting flame conditions in combustion systems'19995,146,244'Window purging system for a combustion instrument'19924,836,689'Asymmetric purge air system for cleaning a lens'19894,786,188'Purge air system for a combustion instrument'19884,525,081'Vibration dampened beam'19854,137,768'Adjustable depth thermowell'1979Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1979–1992Patents assigned to ROSEMOUNT INC (4)· patent assignee history
1979–2014Based in Eden Prairie, MN, US· patent location history
1999–2014Patents assigned to ROSEMOUNT AEROSPACE INC (13)· patent assignee history
2005Based in Eagan, MN, US· patent location history
2010Patents assigned to DELAVAN INC (1)· patent assignee history
2012–2014Patents assigned to MYHRE DOUGLAS C (3)· patent assignee history
2014Patents assigned to ERIKSEN ODD HARALD S (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| ROSEMOUNT AEROSPACE INC | 13 | 1999–2014 |
| ROSEMOUNT INC | 4 | 1979–1992 |
| MYHRE DOUGLAS Cself | 3 | 2012–2014 |
| DELAVAN INC | 1 | 2010 |
| ERIKSEN ODD HARALD S | 1 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Eden Prairie, Minnesota, US | 18 | 1979–2014 |
| Eagan, Minnesota, US | 1 | 2005 |