MITCHELL SPECIALTY COMPANY has a total of 22 patent applications. Its first patent ever was published in 1913. It filed its patents most often in United States, France and United Kingdom. Its main competitors in its focus markets civil engineering, machines and electrical machinery and energy are GEORGE W HOULSBY JR, PERFECT WINDOW REGULATOR CORP and DURA CO.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | France | 4 | |
#3 | United Kingdom | 4 | |
#4 | Germany | 3 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Electrical machinery and energy | |
#4 | Transport | |
#5 | Thermal processes | |
#6 | Mechanical elements |
# | Technology | |
---|---|---|
#1 | Wing fittings | |
#2 | Indexing scheme relating to hinges | |
#3 | Unspecified technologies | |
#4 | Unspecified technologies | |
#5 | Electric switches | |
#6 | Air-conditioning | |
#7 | Motor vehicles | |
#8 | Venting or aerating devices | |
#9 | Vehicle parts |
# | Name | Total Patents |
---|---|---|
#1 | Seitz Joseph J | 4 |
#2 | Mitchell Ernest R | 4 |
#3 | Moore Clarence W | 2 |
#4 | Kulicke Frederick W | 2 |
#5 | Williams Ernest K | 1 |
#6 | Butler Robert W | 1 |
Publication | Filing date | Title |
---|---|---|
GB468082A | Improvements in combined latch and dovetail structure | |
US2054449A | Door dovetail | |
US2049658A | Housing structure | |
GB398261A | Improvements in or relating to manoeuvre signalling devices for vehicles | |
GB375143A | Door stops or retainers | |
US1968560A | Register | |
US1920511A | Safety gas cock | |
US1990141A | Door retainer | |
US1965672A | Door retainer | |
US1895525A | Door retainer | |
US1657314A | Door retainer | |
US1657313A | Door retainer | |
US1212663A | Door bumper and retainer. | |
US1114503A | Floor-board-antirattling device. |