LEA MFG COMPANY has a total of 13 patent applications. Its first patent ever was published in 1898. It filed its patents most often in United States and Canada. Its main competitors in its focus markets basic materials chemistry, electrical machinery and energy and packaging and shipping are TIANJIN YINGDE TECH CO LTD, TIANJIN YINGDE COLD CHAIN TECH CO LTD and ALAJEX ETS.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 10 | |
#2 | Canada | 3 |
# | Name | Total Patents |
---|---|---|
#1 | Candee Ellsworth T | 5 |
#2 | Leather Robert S | 3 |
#3 | Lewis Doughty Samuel | 2 |
#4 | Weisberg Louis | 1 |
#5 | Northall William H | 1 |
#6 | Creamer James P | 1 |
#7 | Doughty Samuel L | 1 |
#8 | Lea Edward S | 1 |
#9 | Couch Earle W | 1 |
#10 | Louis Weisberg | 1 |
Publication | Filing date | Title |
---|---|---|
US2904419A | Packaged buffing compound | |
US2829035A | Buffing compositions | |
US2765223A | Buffing compositions | |
US2617521A | Packaging buffing compound and like materials | |
US2471727A | Apparatus for supplying abrasive to buffing wheels | |
US2497806A | Electrodeposition of cadmium | |
US2018075A | Buffing material package | |
US1822596A | Abrasive compound | |
US674067A | Electric-arc lamp. | |
US635862A | Electric-arc lamp. | |
CA607298A | Buffing compositions | |
CA319103A | Abrasive compound | |
CA467215A | Electrodeposition of cadmium |