HUMPHREY & SONS has a total of 16 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States. Its main competitors in its focus markets machine tools, machines and mechanical elements are LIGHT METALS CORP, JOHN ROBERTSON CO INC and KERR WALLACE E.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 16 |
# | Industry | |
---|---|---|
#1 | Machine tools | |
#2 | Machines | |
#3 | Mechanical elements | |
#4 | Surface technology and coating | |
#5 | Packaging and shipping | |
#6 | Thermal processes |
# | Technology | |
---|---|---|
#1 | Making metal sheets | |
#2 | Unspecified technologies | |
#3 | Coating metallic material | |
#4 | Furnaces | |
#5 | Venting or aerating devices | |
#6 | Clutches and brakes | |
#7 | Milling | |
#8 | Handling thin material | |
#9 | Manufacturing processes |
# | Name | Total Patents |
---|---|---|
#1 | Reece Juan H | 12 |
#2 | Humphrey Harry B | 4 |
Publication | Filing date | Title |
---|---|---|
US1084110A | Wire-drawing appliance. | |
US1052173A | Air-valve. | |
US1117603A | Wire-wiping apparatus. | |
US1027357A | Wire-drawing block. | |
US944346A | Clutch for wire-blocks. | |
US944345A | Mechanism for operating wire-blocks. | |
US929985A | Wire-die safety appliance. | |
US909117A | Guard for wire-blocks. | |
US922814A | Gripper for wire. | |
US961449A | Wire-drawing block. | |
US878236A | Wire-die safety appliance. | |
US878235A | Automatic safety appliance for wire-reels. | |
US905077A | Wiredrawing-block. | |
US878290A | Wire-annealing furnace. | |
US878289A | Wire-baking oven. | |
US827883A | Grinding-mill. |