SERV TECH INC has a total of 31 patent applications. Its first patent ever was published in 1985. It filed its patents most often in United States, EPO (European Patent Office) and Canada. Its main competitors in its focus markets chemical engineering, machines and surface technology and coating are CROSSFORD INT LLC, JAPAN FIELD KK and LION HYGIENE KK.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 16 | |
#2 | EPO (European Patent Office) | 4 | |
#3 | Canada | 3 | |
#4 | Singapore | 2 | |
#5 | WIPO (World Intellectual Property Organization) | 2 | |
#6 | Australia | 1 | |
#7 | Brazil | 1 | |
#8 | China | 1 | |
#9 | Norway | 1 |
# | Industry | |
---|---|---|
#1 | Chemical engineering | |
#2 | Machines | |
#3 | Surface technology and coating | |
#4 | Thermal processes | |
#5 | Basic materials chemistry | |
#6 | Machine tools | |
#7 | Packaging and shipping |
# | Technology | |
---|---|---|
#1 | Cleaning | |
#2 | Metallic material cleaning | |
#3 | Spraying devices | |
#4 | Unspecified technologies | |
#5 | Cleaning heat-exchanger internal surfaces | |
#6 | Soaps | |
#7 | Metal-working | |
#8 | Separation | |
#9 | Cranes | |
#10 | Unspecified technologies |
# | Name | Total Patents |
---|---|---|
#1 | Krajicek Richard W | 25 |
#2 | Cradeur Robert R | 22 |
#3 | Mehta Nishaneth K | 6 |
#4 | Mehta Nishanath | 3 |
#5 | Trahan Timothy W | 3 |
#6 | Mehta Nismanath | 1 |
#7 | Duffy James R | 1 |
#8 | Krajieck Richard W | 1 |
Publication | Filing date | Title |
---|---|---|
EP0874679A1 | Method and apparatus for removal of hazardous gases from enclosed structures | |
US5460331A | Apparatus for dispersion of sludge in a crude oil storage tank | |
US5425814A | Method for quick turnaround of hydrocarbon processing units | |
US5485966A | Remotely controlled chopping machine for tank cleaning | |
US5403145A | Street legal, mobile, truck mounted tube bundle pulling apparatus | |
US5389156A | Decontamination of hydrocarbon process equipment | |
EP0604698A2 | Process for vessel decontamination | |
US5356482A | Process for vessel decontamination | |
US5261600A | Vertical tube bundle cleaner | |
US5091016A | Method for dispersing sediment contained in a storage tank | |
US5173007A | Method and apparatus for in-line blending of aqueous emulsion | |
US5032054A | Aerial bundle puller | |
US4945933A | Liquid circulator useful for dispersing sediment contained in a storage tank | |
US4817653A | Tank cleaning, water washing robot | |
US4869638A | Aerial bundle puller | |
US4805653A | Mobile articulatable tube bundle cleaner |