PHOTOTHERM DR PETRY GMBH has a total of 15 patent applications. Its first patent ever was published in 1990. It filed its patents most often in Germany, EPO (European Patent Office) and WIPO (World Intellectual Property Organization). Its main competitors in its focus markets measurement are SENTROL SYSTEMS LTD, LIPHARDT MARTIN M and SCAN MESSTECHNIK GMBH.
# | Country | Total Patents | |
---|---|---|---|
#1 | Germany | 6 | |
#2 | EPO (European Patent Office) | 3 | |
#3 | WIPO (World Intellectual Property Organization) | 3 | |
#4 | United States | 2 | |
#5 | Republic of Korea | 1 |
# | Industry | |
---|---|---|
#1 | Measurement |
# | Technology | |
---|---|---|
#1 | Analysing materials | |
#2 | Measuring length, angles and areas | |
#3 | Measuring light | |
#4 | Measuring speed and acceleration |
# | Name | Total Patents |
---|---|---|
#1 | Petry Harald | 11 |
#2 | Prekel Helmut | 5 |
#3 | Petry Harald Dr | 4 |
#4 | Gruss Christian | 1 |
#5 | Louis Alfred K | 1 |
#6 | Kraus Andreas | 1 |
#7 | Schmitz Bernhard Dr | 1 |
#8 | Radtke Uwe Dipl Phys | 1 |
#9 | Doerr Peter | 1 |
Publication | Filing date | Title |
---|---|---|
DE19907804C1 | Thermosensitive and optosensitive measuring device, e.g. to check banknotes; uses integral transformation of induced heat radiation measuring signal | |
DE19830473C1 | Device for generating and detecting induced thermal radiation | |
DE19628391C1 | Signal processing unit for photothermal surface testing device | |
DE19542534C1 | Induced heat radiation generating and detecting apparatus radiation | |
DE4343076A1 | Device for photothermal testing of a surface of an object in particular being moved | |
DE4015893A1 | Method and device for examining the internal structure of an absorbent test specimen |