DUFFY JOHN has a total of 17 patent applications. It increased the IP activity by 0.0%. Its first patent ever was published in 1897. It filed its patents most often in United States, United Kingdom and Canada. Its main competitors in its focus markets civil engineering, computer technology and machines are SOSY INC, QINGYUAN YUNSHANG TECH CO LTD and ADVANCED LOGIC RES INC.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | United Kingdom | 4 | |
#3 | Canada | 1 | |
#4 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Computer technology | |
#3 | Machines | |
#4 | Machine tools |
# | Technology | |
---|---|---|
#1 | Electric digital data processing | |
#2 | Unspecified technologies | |
#3 | Hinges for doors or windows | |
#4 | Doors and windows | |
#5 | Locks | |
#6 | Indexing scheme relating to hinges | |
#7 | Wing fittings | |
#8 | Soldering, welding and flame cutting | |
#9 | Sawing | |
#10 | Swimming pools |
# | Name | Total Patents |
---|---|---|
#1 | Duffy John | 16 |
#2 | Callahan Ii Charles D | 3 |
#3 | Essey Edward G | 3 |
#4 | Toub Stephen H | 2 |
#5 | Hejlsberg Anders | 1 |
Publication | Filing date | Title |
---|---|---|
US2019017319A1 | Automatic operation of building window using magnetic fields | |
US2009327999A1 | Immutable types in imperitive language | |
US2009300224A1 | Collection with local lists for a multi-processor system | |
US2009300591A1 | Composable and cancelable dataflow continuation passing | |
US2009144346A1 | Partitioning and repartitioning for data parallel operations | |
US2009144232A1 | Data parallel searching | |
US2009144228A1 | Data parallel production and consumption | |
GB9927534D0 | Fence post support assembly | |
GB9721766D0 | Jigsaw blade guide and support assembly | |
CA195448A | Fuel mixer | |
GB190415238A | Improvements in Sash Pulleys. | |
US763546A | Sash-pulley. | |
US763545A | Sash-pulley. | |
US660629A | Sash-pulley. |