DUPONT ENERGY has a total of 11 patent applications. Its first patent ever was published in 1977. It filed its patents most often in Canada, United States and Australia. Its main competitors in its focus markets measurement and it methods for management are RETIGRID CO LTD, CT DE PESQUISAS DE EN ELETRICA and DAITO CORP.
# | Country | Total Patents | |
---|---|---|---|
#1 | Canada | 2 | |
#2 | United States | 2 | |
#3 | Australia | 1 | |
#4 | Germany | 1 | |
#5 | France | 1 | |
#6 | United Kingdom | 1 | |
#7 | Japan | 1 | |
#8 | Mexico | 1 | |
#9 | WIPO (World Intellectual Property Organization) | 1 |
# | Industry | |
---|---|---|
#1 | Measurement | |
#2 | IT methods for management |
# | Technology | |
---|---|---|
#1 | Measuring electric variables | |
#2 | Data processing systems |
# | Name | Total Patents |
---|---|---|
#1 | Hicks John R | 7 |
#2 | Hicks J R | 1 |
#3 | Jiyon Aaru Hitsukusu | 1 |
Publication | Filing date | Title |
---|---|---|
AU7371981A | System for monitoring utility usage | |
CA1185660A | System for monitoring utility usage | |
US4261037A | System for monitoring utility usage | |
US4147978A | System for monitoring electrical energy consumption |