DISPLAY MATRIX CORP has a total of 29 patent applications. Its first patent ever was published in 1990. It filed its patents most often in United States, WIPO (World Intellectual Property Organization) and Australia. Its main competitors in its focus markets electrical machinery and energy, environmental technology and measurement are SHANGHAI JICHONG HYDROGEN TECH CO LTD, SHANGHAI ELECTRIC GUOXUAN NEW ENERGY TECH CO LTD and TIANJIN LISHEN BATTERY JOINT STOCK CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | United States | 11 | |
#2 | WIPO (World Intellectual Property Organization) | 6 | |
#3 | Australia | 5 | |
#4 | Canada | 3 | |
#5 | Brazil | 1 | |
#6 | EPO (European Patent Office) | 1 | |
#7 | Republic of Korea | 1 | |
#8 | Mexico | 1 |
# | Industry | |
---|---|---|
#1 | Electrical machinery and energy | |
#2 | Environmental technology | |
#3 | Measurement | |
#4 | Machine tools | |
#5 | Optics | |
#6 | Packaging and shipping |
# | Technology | |
---|---|---|
#1 | Batteries | |
#2 | Reduction of greenhouse gas emissions | |
#3 | Measuring electric variables | |
#4 | Hand-held cutting tools | |
#5 | Nonlinear optics | |
#6 | Containers for goods storage | |
#7 | Transferring liquids | |
#8 | Weighing | |
#9 | Measuring volume |
# | Name | Total Patents |
---|---|---|
#1 | Bohmer William | 26 |
#2 | Bow Clark F | 6 |
#3 | Tomassetti Louis D | 3 |
Publication | Filing date | Title |
---|---|---|
US2014245611A1 | Razor with blade heating system | |
MX2013013515A | Razor with blade heating system. | |
US2007062521A1 | Opaque aerosol container capacity indicator | |
US7614298B2 | Opaque aerosol container capacity indicator | |
US6817101B1 | Hot blade razor | |
EP0958633A1 | A battery charge indicator | |
US5569556A | Battery charge indicator | |
US5360682A | Battery charge indicator apparatus and the method of operation thereof | |
US5348813A | Battery charge indicator | |
US5244754A | Battery charge indicator | |
US5130658A | Apparatus and method for indicating state of charge of a battery | |
US5033824A | Convertible analog-digital mode display device | |
US5105156A | Method and apparatus for indicating state of charge of a battery |