ALMEN JOHN O has a total of 11 patent applications. Its first patent ever was published in 1917. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, engines, pumps and turbines and mechanical elements are JIAN XUE QIN, QUEGWER HERMANN and SCHNEEWEIS JEAN.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 8 | |
#2 | Canada | 3 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Engines, pumps and turbines | |
#3 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Unspecified technologies | |
#2 | Gearing | |
#3 | Internal-combustion piston engines | |
#4 | Cylinders for combustion engines | |
#5 | Machines |
# | Name | Total Patents |
---|---|---|
#1 | Almen John O | 11 |
Publication | Filing date | Title |
---|---|---|
US2910143A | Means of cooling transmission rollers | |
US2910141A | Means for cooling transmission rollers | |
US2910142A | Means of lubricating gears | |
US2258127A | Engine mechanism | |
US1721197A | Method of making cylinders | |
US1517386A | Piston bearing for internal-combustion engines | |
US1411556A | Internal-combustion engine | |
US1300098A | Internal-combustion engine. | |
CA230975A | Valve for internal combustion engines | |
CA223678A | Piston bearing for non-combustion engines | |
CA230974A | Internal combustion engine |