W N MATTHEWS AND BROTHER INC has a total of 23 patent applications. Its first patent ever was published in 1911. It filed its patents most often in United States and United Kingdom. Its main competitors in its focus markets machines, electrical machinery and energy and measurement are SKINNER IRRIGATION COMPANY, SMITH WILLIAM C and CLEARMAN JACK F.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 20 | |
#2 | United Kingdom | 3 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Electrical machinery and energy | |
#3 | Measurement | |
#4 | Packaging and shipping |
# | Name | Total Patents |
---|---|---|
#1 | Heinrich Walter A | 9 |
#2 | Matthews Claude L | 5 |
#3 | Mcd Johns George | 3 |
#4 | Tallman Oscar F | 2 |
#5 | Hubert Fred E | 1 |
#6 | Theodore Birkenmaier | 1 |
#7 | Stanton Joseph B | 1 |
#8 | Fay John L | 1 |
Publication | Filing date | Title |
---|---|---|
US1436145A | Spray gun | |
GB185508A | Improvements in liquid and powder spraying or blowing devices, or atomizers | |
GB185507A | Improvements in atomizers and powder blowers | |
US1440147A | Painting apparatus | |
US1438239A | Spray-gun nozzle | |
US1382641A | Spray-gun | |
US1382640A | Spray-gun | |
GB160676A | Improvement in atomizers | |
US1351474A | Incandescent-lamp guard | |
US1355339A | Atomizer | |
US1362335A | Lock for lamp-guards | |
US1355285A | Pump-valve | |
US1330448A | Atomizer | |
US1361526A | Atomizer | |
US1398335A | Safety-fuse switch-box | |
US1394087A | Cut-out switch | |
US1299340A | Time-controlled mechanism. | |
US1288951A | Safety fuse-switch. | |
US1227168A | Eye for guy attachments. | |
US1257651A | Line-testing instrument. |