SCHMANSKI DONALD W has a total of 25 patent applications. Its first patent ever was published in 1976. It filed its patents most often in United States, EPO (European Patent Office) and Canada. Its main competitors in its focus markets civil engineering, machines and audio-visual technology are NEUSCH WILLIAM H, CARSONITE INT CORP and EIGENMANN LUDWIG.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 7 | |
#2 | EPO (European Patent Office) | 6 | |
#3 | Canada | 4 | |
#4 | WIPO (World Intellectual Property Organization) | 4 | |
#5 | Australia | 2 | |
#6 | Italy | 1 | |
#7 | South Africa | 1 |
# | Industry | |
---|---|---|
#1 | Civil engineering | |
#2 | Machines | |
#3 | Audio-visual technology | |
#4 | Measurement | |
#5 | Medical technology | |
#6 | Electrical machinery and energy | |
#7 | Transport |
# | Name | Total Patents |
---|---|---|
#1 | Schmanski Donald W | 24 |
#2 | Rose Thomas J | 2 |
#3 | Schmanski D W | 1 |
Publication | Filing date | Title |
---|---|---|
US4997307A | Removable snow pole insert | |
US5015119A | Vision blocking barrier | |
US4715743A | Mobility guide tile for visually handicapped | |
WO8403001A1 | Electrolysis test station terminal and support | |
EP0128897A1 | Skirt member for crossing guard rail | |
ZA8205600B | Flexible street sign blank | |
WO8303271A1 | Glarefoil assembly | |
US4342168A | Flexible street sign blank | |
US4338041A | Glarefoil assembly | |
CA1102086A | Roadway/traffic delineator | |
EP0000370A1 | Roadway/traffic delineator | |
US4061435A | Roadway delineator | |
US4357001A | Method and apparatus for making fences |