ALFRED A NORTON has a total of 13 patent applications. Its first patent ever was published in 1921. It filed its patents most often in United States. Its main competitors in its focus markets furniture and games, mechanical elements and machines are ZHAO YIMEI, JOHN E ERICSSON and WALKER BROTHERS COMPANY.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 13 |
# | Industry | |
---|---|---|
#1 | Furniture and games | |
#2 | Mechanical elements | |
#3 | Machines |
# | Technology | |
---|---|---|
#1 | Domestic washing | |
#2 | Clutches and brakes | |
#3 | Unspecified technologies | |
#4 | Gearing | |
#5 | Unspecified technologies | |
#6 | Household appliances |
# | Name | Total Patents |
---|---|---|
#1 | Lindgren Waldemar L | 11 |
#2 | Luine Lindgren Waldemar | 1 |
#3 | Linne Lindgren Waldemar | 1 |
Publication | Filing date | Title |
---|---|---|
US1669256A | Clutch | |
US1716894A | Clothes hanger | |
US1674254A | Vacuum cleaner | |
US1629801A | Brush mounting for vacuum cleaners, etc. | |
US1629802A | Brush mounting for vacuum cleaners, etc. | |
US1712924A | Brush mounting for vacuum cleaners, etc. | |
US1712923A | Brush mounting for vacuum cleaners, etc. | |
US1677721A | Handle for vacuum cleaners, etc. | |
US1536112A | Differential-gear drive for automobiles, etc. | |
US1587532A | Automatic clutch | |
US1565377A | Clutch | |
US1712922A | Vacuum cleaner | |
US1458714A | Vacuum cleaner |