Trondheim
Norway
11
2018-03-29
The entities that hold a legal rights for patent applications filed by inventor Johannessen Kjetil:
Kjetil Johannessen from Trondheim, NO has applied for patents for these inventions. The list has both pending applications and granted patents:
Method of acoustic surveying
#2 | 2014-06-12Method of acoustic surveying
#3 | 2013-12-12Electro-magnetic antenna for wireless communication and inter-well electro-magnetic characterization in hydrocarbon production wells
#4 | 2013-12-05Signal and power transmission in hydrocarbon wells
#5 | 2013-03-07Flow control device and flow control method
#6 | 2006-03-28Optical probe for wafer testing
#7 | 2006-01-17Thermal compensation of waveguides by dual material core having positive thermo-optic coefficient inner core
#8 | 2005-11-29Optimized Y-branch design
#9 | 2005-10-11Apparatus for thermal compensation of an arrayed waveguide grating
#10 | 2005-03-08Optical waveguide with layered core and methods of manufacture thereof
#11 | 2005-01-11Techniques to guide optical signals
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