ENVIROTEST SYSTEMS INC has a total of 12 patent applications. Its first patent ever was published in 1996. It filed its patents most often in EPO (European Patent Office), Australia and Hong Kong. Its main competitors in its focus markets measurement are YUASA SYSTEM KIKI KK, SUZHOU ZHONGQI TESTING TECH SERVICE CO LTD and 3DATX CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | EPO (European Patent Office) | 4 | |
#2 | Australia | 2 | |
#3 | Hong Kong | 2 | |
#4 | United States | 2 | |
#5 | WIPO (World Intellectual Property Organization) | 2 |
# | Industry | |
---|---|---|
#1 | Measurement |
# | Technology | |
---|---|---|
#1 | Analysing materials | |
#2 | Testing of structures |
# | Name | Total Patents |
---|---|---|
#1 | Didomenico John D | 10 |
#2 | Stedman Donald H | 6 |
#3 | Bishop Gary A | 6 |
#4 | Johnson James A | 6 |
#5 | Rendahl Craig S | 5 |
#6 | Williams John W | 5 |
#7 | Bilsbarrow Donald W | 1 |
#8 | Tripathi Pradeep R | 1 |
#9 | Kohn Bruce R | 1 |
#10 | Smith Mary V | 1 |
Publication | Filing date | Title |
---|---|---|
WO0026641A1 | Multilane remote sensing detector | |
EP1677096A1 | Multilane remote sensing detector | |
WO0016070A1 | Remote emissions sensing system and method with a composite beam of ir and uv radiation that is not split for detection | |
US5739413A | Forced dilution system and method for emissions measurement systems |