WIESENFELD ROBERT S has a total of 11 patent applications. Its first patent ever was published in 1904. It filed its patents most often in United States and Canada. Its main competitors in its focus markets machines, mechanical elements and agriculture are DALLAH WATER SAVING, IP ONE PTY LTD and LEMP HERMANN.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 9 | |
#2 | Canada | 2 |
# | Industry | |
---|---|---|
#1 | Machines | |
#2 | Mechanical elements | |
#3 | Agriculture | |
#4 | Packaging and shipping | |
#5 | Machine tools | |
#6 | Thermal processes | |
#7 | Transport | |
#8 | Consumer goods |
# | Technology | |
---|---|---|
#1 | Unspecified technologies | |
#2 | Animal care | |
#3 | Venting or aerating devices | |
#4 | Heat-exchanger without contact | |
#5 | Hats | |
#6 | Vehicle transmission mounting | |
#7 | Hand-held cutting tools | |
#8 | Containers for goods storage |
# | Name | Total Patents |
---|---|---|
#1 | Wiesenfeld Robert S | 11 |
Publication | Filing date | Title |
---|---|---|
US1575139A | Fish bait or lure | |
US1123636A | Fish-hook spreader. | |
US956917A | Hat-guard. | |
US888212A | Combined spigot and escape-valve. | |
US816141A | Safety-razor. | |
US808131A | Beer-cooler. | |
US797650A | Beer-cooler. | |
US781041A | Non-refillable bottle. | |
US760716A | Beer or water cooler. | |
CA42020A | Plate for sealing bottles | |
CA43239A | Bottle |