Konstanz
Germany
13
2016-05-12
The entities that hold a legal rights for patent applications filed by inventor Keller Steffen:
Steffen Keller from Konstanz, DE has applied for patents for these inventions. The list has both pending applications and granted patents:
SOLAR CELL WITH DIELECTRIC BACK REFLECTIVE COATING
#2 | 2013-03-14Solar cell having dielectric back reflective coating and method for the production thereof
#3 | 2013-01-17METHOD FOR DOPING A SEMICONDUCTOR SUBSTRATE, AND SOLAR CELL HAVING TWO-STAGE DOPING
#4 | 2011-09-08METHOD FOR MANUFACTURING A SOLAR CELL WITH A TWO-STAGE DOPING
#5 | 2011-08-04METHOD FOR PRODUCING A SOLAR CELL HAVING A TWO-STAGE DOPING
#6 | 2010-01-21METHOD FOR OPERATING A VIBRATORY MEASURING INSTRUMENT, AND CORRESPONDING INSTRUMENT
#7 | 2010-01-14Vibration-type measuring device
#8 | 2008-08-28Coriolis mass flowmeter with an oscillatable straight measuring tube
#9 | 2008-07-03Method for fixing an attachment part on the measurement tube of a coriolis mass flowmeter and coriolis mass flowmeter
#10 | 2008-06-19Method and device for compensation for influences, which interfere with the measurement accuracy, in measurement devices of the vibration type
#11 | 2008-06-19Process for operating a measurement device of the vibration type
#12 | 2008-06-05Vibration-type measuring device and method for operating such a measuring device
#13 | 2008-05-29Device for fastening an attachment to a measuring tube of a coriolis mass flowmeter
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