ZHUHAI DONG JINGDA ELECTRONICS TECH CO LTD has a total of 11 patent applications. Its first patent ever was published in 2015. It filed its patents most often in China. Its main competitors in its focus markets machine tools, basic communication technologies and chemical engineering are CHENGDU TIMEMAKER CRYSTAL TECHNOLOGY LTD, HANGZHOU ZHEJIANG UNIV JINGYI ELECTROMECHANICAL TECHONLOGY ENG CO LTD and GRE WIN AUTOMATION CO LTD.
# | Country | Total Patents | |
---|---|---|---|
#1 | China | 11 |
# | Industry | |
---|---|---|
#1 | Machine tools | |
#2 | Basic communication technologies | |
#3 | Chemical engineering | |
#4 | Machines | |
#5 | Semiconductors | |
#6 | Measurement | |
#7 | Basic materials chemistry | |
#8 | Surface technology and coating | |
#9 | Packaging and shipping |
# | Technology | |
---|---|---|
#1 | Resonators | |
#2 | Grinding or polishing devices | |
#3 | Cleaning | |
#4 | Postal sorting | |
#5 | Single-crystal-growth | |
#6 | Polishing compositions | |
#7 | Semiconductor devices | |
#8 | Packaging | |
#9 | Measuring electric variables | |
#10 | Soldering, welding and flame cutting |
# | Name | Total Patents |
---|---|---|
#1 | Mao Yi | 6 |
#2 | Mo Zongjun | 3 |
#3 | Zhao Jianfeng | 2 |
#4 | Xie Shangping | 2 |
#5 | Wu Yanjian | 2 |
Publication | Filing date | Title |
---|---|---|
CN111830358A | Full-automatic middle measuring instrument | |
CN110919214A | Crystal oscillator's encapsulation equipment | |
CN110624858A | Crystal testing device | |
CN110369308A | A kind of testing integrated machine of terminal single head | |
CN110417376A | A kind of preparation method of 49S quartz-crystal resonator | |
CN106656089A | Preparation method for 49S quartz crystal resonator capable of eliminating parasitic oscillation | |
CN106583302A | Wafer cleaning machine and wafer cleaning method | |
CN106586551A | Automatic wafer loader and method for preparing quartz crystal resonator | |
CN105415166A | Sapphire grinding machine | |
CN105482715A | Sapphire grinding liquid, and preparation method and use method thereof | |
CN105538131A | Sapphire diaphragm machining process |