CIRCLE PROSCO INC has a total of 18 patent applications. Its first patent ever was published in 1993. It filed its patents most often in Australia, Canada and EPO (European Patent Office). Its main competitors in its focus markets surface technology and coating and thermal processes are LAWRENCE HOLDINGS OVERSEAS LTD, KOREA BUNDY CO LTD and CHANGSHU OUDI PIPE IND CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | Australia | 3 | |
#2 | Canada | 3 | |
#3 | EPO (European Patent Office) | 3 | |
#4 | WIPO (World Intellectual Property Organization) | 3 | |
#5 | Brazil | 2 | |
#6 | United States | 2 | |
#7 | China | 1 | |
#8 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Surface technology and coating | |
#2 | Thermal processes |
# | Technology | |
---|---|---|
#1 | Coating metallic material | |
#2 | Heat-exchange device details |
# | Name | Total Patents |
---|---|---|
#1 | Tomlinson Charles E | 17 |
#2 | Muehl Thomas P | 6 |
#3 | Morton William H | 6 |
#4 | Parker Douglas K | 6 |
#5 | Parker D K | 1 |
#6 | Tomlinson C E | 1 |
#7 | Muehl T P | 1 |
Publication | Filing date | Title |
---|---|---|
CN1177987A | Process of coating metal surfaces to produce a highly hydrophilic, higly corrosion resistant surface with bioresistance and low odor impact characteristics | |
EP0795044A1 | A process of coating metal surfaces to produce a highly hydrophilic, highly corrosion resistant surface with bioresistance and low odor impact characteristics | |
US5441580A | Hydrophilic coatings for aluminum | |
US5380374A | Conversion coatings for metal surfaces |