ROBERT WALKER has a total of 11 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United Kingdom, United States and France. Its main competitors in its focus markets mechanical elements, civil engineering and environmental technology are TEN FOLD ENGINEERING LTD, TEN FOLD ENG LTD and SCHILLER FRIEDRICH.
# | Country | Total Patents | |
---|---|---|---|
#1 | United Kingdom | 5 | |
#2 | United States | 4 | |
#3 | France | 2 |
# | Industry | |
---|---|---|
#1 | Mechanical elements | |
#2 | Civil engineering | |
#3 | Environmental technology | |
#4 | Machines | |
#5 | Transport | |
#6 | Measurement |
# | Technology | |
---|---|---|
#1 | Unspecified technologies | |
#2 | Cycle brakes | |
#3 | Gearing | |
#4 | General building constructions | |
#5 | Finishing work on buildings | |
#6 | Pistons and sealings | |
#7 | Cremation furnaces | |
#8 | Measuring distances | |
#9 | Gas-flow silencers for machines |
# | Name | Total Patents |
---|---|---|
#1 | Robert Walker | 4 |
#2 | Walker Robert | 2 |
#3 | Chamberlain John Bosworth | 2 |
#4 | Chamberlain James William | 2 |
Publication | Filing date | Title |
---|---|---|
US2793786A | Closure | |
GB582007A | Improvements in or relating to outer cladding or facing of walls of buildings | |
GB553173A | Improvements in or relating to the construction of huts | |
GB342364A | Improvements in or relating to exhaust silencers | |
US1781616A | Furnace | |
US1505680A | Structural sleeve for foundation sills | |
GB164688A | Improvements in differential gearing | |
GB163112A | Improvements in differential gearing | |
US1380611A | Level |