JOHN DOUGLAS COMPANY has a total of 36 patent applications. Its first patent ever was published in 1907. It filed its patents most often in United States. Its main competitors in its focus markets civil engineering, machines and mechanical elements are SLOAN WILLIAM E, CURTIN ANDREW F and PHILIP HAAS.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 36 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Chemical engineering | |
#5 | Packaging and shipping |
# | Name | Total Patents |
---|---|---|
#1 | Mcneil Daniel W | 23 |
#2 | Hohmeister Arthur E | 4 |
#3 | John Mcneil | 3 |
#4 | Mcneil John | 2 |
#5 | John Douglas | 1 |
#6 | Douglas Charles E | 1 |
#7 | Arthur Hohmeister | 1 |
#8 | Bedson Samuel | 1 |
Publication | Filing date | Title |
---|---|---|
US2116529A | Flush bowl structure | |
US2116528A | Flush bowl structure | |
US2116527A | Flush bowl | |
US1990194A | Metering faucet | |
US1804213A | Waste receptacle | |
US1776386A | Elbow housing and the like | |
US1674365A | Mixing-valve structure | |
US1574288A | Drain cover | |
US1532408A | Flush valve | |
US1533748A | Tank lever | |
US1555134A | Waste-pipe connection | |
US1418664A | Self-closing faucet | |
US1338179A | Ball-cock | |
US1355988A | Automatic flush-valve | |
US1342124A | Flushing-nozzle | |
US1302191A | Machine for molding ceramics. | |
US1253406A | Drain-coupling for porcelain troughs. | |
US1214020A | Means for securing floats to their mounting-rods. | |
US1225987A | Flush-valve for water-closets. | |
US1253405A | Machine for molding ceramics. |