Inventor
Edward M. Dowd
Inventor
Madison, CT, US
Overview
Patents· 27 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G02Bprimary
G02BOptical elements, systems or apparatus30%
C03BManufacture, shaping, or supplementary processes10%
E21BEarth or rock drilling7%
G01DMeasuring not specially adapted for a specific variable7%
G01KMeasuring temperature7%
Y10TTechnical subjects covered by former us classification7%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure5%
B05DProcesses for applying fluent materials to surfaces, in general2%
B29DProducing particular articles from plastics or from substances in a plastic state2%
C03CChemical composition of glasses, glazes or vitreous enamels2%
PatentTitleYear
10,173,286Optical fiber coating to reduce friction and static charge20199,841,315'Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity'20179,435,973'Optical fiber coating to prevent adhesion at high temperatures'20169,377,598'Fiber optic cable systems and methods to prevent hydrogen ingress'20169,255,836'Fiber optic cable for distributed acoustic sensing with increased acoustic sensitivity'20169,104,008'Optical fiber coating to prevent adhesion at high temperatures'20158,886,001'Sensing device having a large diameter D-shaped optical waveguide'20148,769,995'Method for making large diameter multicore optical waveguide'20148,712,202'Single mode optical fiber with improved bend performance'20148,689,587'Polarization controlling optical fiber preform and preform fabrication methods'20148,331,742'Evanescent sensor using a hollow-core ring mode waveguide'20128,301,005'Termination of fiber optic cable'20128,286,450'Polarization controlling optical fiber preform and preform fabrication methods'20128,111,960'Fiber optic cable systems and methods to prevent hydrogen ingress'20128,073,293'Sensing device having a large diameter D-shaped optical waveguide'20117,907,807'Pure silica core, high birefringence, single polarization optical waveguide'20117,903,908'Multi-core strain compensated optical fiber temperature sensor'20117,805,046'Termination of fiber optic cable'20107,805,039'Single mode optical fiber with improved bend performance'20107,668,419'Evanescent sensor using a hollow-core ring mode waveguide'20107,646,953'Fiber optic cable systems and methods to prevent hydrogen ingress'20107,512,292'Multi-core strain compensated optical fiber temperature sensor'20097,437,044'Pure silica core, high birefringence, single polarization optical waveguide'20087,424,190'Fiber optic cable for use in harsh environments'20087,080,529'Method for making large diameter optical waveguide having Bragg grating and being configured for reducing the bulk modulus of compressibility thereof'20067,024,081'Fiber optic cable for use in harsh environments'20066,931,194'Methods and apparatus for forming an optical cable splice'2005Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
2005–2014Patents assigned to WEATHERFORD LAMB (21)· patent assignee history
2005–2019Based in Madison, CT, US· patent location history
2011–2014Patents assigned to SANDERS PAUL E (5)· patent assignee history
2011–2014Patents assigned to PUTNAM MARTIN A (3)· patent assignee history
2012–2016Patents assigned to DOWD EDWARD M (10)· patent assignee history
2012–2016Patents assigned to GRUNBECK JOHN J (4)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| WEATHERFORD LAMB | 21 | 2005–2014 |
| DOWD EDWARD Mself | 10 | 2012–2016 |
| SANDERS PAUL E | 5 | 2011–2014 |
| GRUNBECK JOHN J | 4 | 2012–2016 |
| PUTNAM MARTIN A | 3 | 2011–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Madison, CT, US | 27 | 2005–2019 |