HOWDEN JAMES & CO LTD has a total of 374 patent applications. Its first patent ever was published in 1908. It filed its patents most often in United Kingdom, France and United States. Its main competitors in its focus markets thermal processes, engines, pumps and turbines and environmental technology are NEIDL G, WORLD CHEM KK and DATANG GUIGUAN HESHAN POWER GENERATION CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 157 | |
#2 | France | 45 | |
#3 | United States | 45 | |
#4 | Denmark | 22 | |
#5 | EPO (European Patent Office) | 21 | |
#6 | Australia | 15 | |
#7 | South Africa | 12 | |
#8 | Germany | 10 | |
#9 | Ireland | 8 | |
#10 | Japan | 8 | |
#11 | Austria | 6 | |
#12 | Canada | 5 | |
#13 | Finland | 5 | |
#14 | India | 4 | |
#15 | Norway | 3 | |
#16 | Spain | 2 | |
#17 | Netherlands | 2 | |
#18 | Belgium | 1 | |
#19 | Brazil | 1 | |
#20 | Switzerland | 1 | |
#21 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Thermal processes | |
#2 | Engines, pumps and turbines | |
#3 | Environmental technology | |
#4 | Mechanical elements | |
#5 | Machines | |
#6 | Chemical engineering |
# | Name | Total Patents |
---|---|---|
#1 | Cooper James | 18 |
#2 | White William Wallace | 15 |
#3 | Macdonald Ian Norman | 10 |
#4 | Mcdermid Blair | 9 |
#5 | Hume James Howden | 9 |
#6 | Hanson Terence | 9 |
#7 | Wilson Robert Ross | 8 |
#8 | Jamieson Peter Mckeich | 8 |
#9 | Falconer Roy David | 7 |
#10 | Ratcliffe Harold | 6 |
Publication | Filing date | Title |
---|---|---|
GB9303368D0 | Gripper head beam | |
GB9217833D0 | Gripper head beam | |
GB9211182D0 | Pipe carriage | |
US5217235A | Seal assembly | |
GB9204642D0 | Pipe handling apparatus | |
GB8715551D0 | A rotary regenerative heat exchanger | |
GB8704652D0 | A method of producing steel | |
GB8630310D0 | A tunnel boring machine | |
GB8622067D0 | Rotary regenerative heat exchanger | |
GB8619354D0 | Pipeline safety joint | |
GB8619000D0 | Filter | |
US4688827A | Pipeline safety joint | |
GB8606931D0 | Apparatus for handling powders | |
GB8602773D0 | Wind turbines | |
GB8526285D0 | Producing reinforced plastics members | |
EP0219578A1 | Centrifugal fans and blowers | |
EP0209625A1 | Gas circulator | |
EP0208031A1 | Fan construction | |
ZA8503468B | Method of operating a metallurgical furnace and a metallurgical furnace apparatus | |
EP0164878A2 | Method of operating metallurgical furnace |