Qinchuan has obtained 135 national invention patents, 3 US invention patents, 2 EU invention patents, over 100 national utility model patents, 2 Japan utility model patents, 3 appearance patents and over 140 computer software copyrights.
NO. | Patent | Issued No. |
1 | Electric vehicle PWM rectification and variable voltage and current pulse charging system | P216546/Europe |
2 | Electric vehicle PWM rectifier and variable voltage variable current pulse charging system | US9409487B2/USA |
3 | IoT smart gas meter and its control system | US9513637B2/United States |
4 | IoT vehicle intelligent control instrument and IoT vehicle intelligent management system | US9801000B2/United States |
5 | IoT vehicle intelligent control instrument and IoT vehicle intelligent management system | P216687/Europe |
6 | IC card smart gas meter | 2008100458052 |
7 | A type of gas meter joint connection structure | 2008100458071 |
8 | GSM smart gas meter terminal with SIM card | 2009100589918 |
9 | Remote intelligent control IC card gas meter | 2009100580928 |
10 | Heat valve correction type diaphragm gas meter | 2011101609418 |
11 | IoT smart gas meter and its control system | 2011100257638 |
12 | Remote control smart IC card gas meter | 2010102924468 |
13 | IC card smart gas meter | 2010105888887 |
14 | A type of full-sealing smart gas meter’s control box | 2012103362931 |
15 | IC card smart gas meter embedded with information security management module | 2013100389778 |
16 | IoT smart gas meter embedded with information security management module | 2013100389528 |
17 | Smart gas meter’s offline data validation method | 2013101986530 |
18 | The information security management module of IC card smart gas meter | 2013100391373 |
19 | The information security management module of IoT smart gas meter | 2013100390243 |
20 | IoT vehicle intelligent control instrument and IoT vehicle intelligent management system | 2013101971696 |
21 | IC card smart gas meter with information security management function | 2013101143972 |
22 | Smart gas meter with information security management function | 2013101142039 |
23 | IoT smart gas meter with information security management function | 2013101143703 |
24 | Remote control smart gas meter embedded with information security management module | 2013100384859 |
25 | Remote control smart gas meter with information security management function | 2013101143258 |
26 | Smart gas meter information security management module | 2013101141360 |
27 | Remote control smart gas meter information security management module | 2013100386290 |
28 | Self-organizing low-power wireless network IP address management method | 2013101974726 |
29 | Wireless network multi-channel combined communication method | 2013101987656 |
30 | Offline data validity verification method | 2013101986278 |
31 | Smart energy meter information security management module | 2013100386888 |
32 | Shut-off type diaphragm gas meter | 2014100327634 |
33 | A way of environmental frequency detection and automatic frequency hopping system and its method | 201410754348X |
34 | A type of gas meter with built-in mechanical gas temperature conversion device | 2014100650029 |
35 | IC card smart heat meter information security management module | 2015100328379 |
36 | Remote control smart mass flow gas meter and its management system | 2015101487353 |
37 | The method for implementing ladder price of IoT smart gas meter | 2015107271386 |
38 | The method for implementing ladder price of remote transmission smart gas meter | 2015107258771 |
39 | IC card smart gas meter with ladder pricing function | 2015106322658 |
40 | The method for implementing ladder price of IC card smart gas meter | 2015107259384 |
41 | Remote Transmission smart gas meter ladder pricing system | 2015107198111 |
42 | IC card smart gas meter ladder pricing system | 2015107259399 |
43 | Safety shut-off IC card smart mass flow gas meter and its management system | 2015101487194 |
44 | Remote Transmission smart gas meter with ladder pricing function | 2015106341536 |
45 | Safety shut-off remote control smart mass flow gas meter and its management system | 2015101504927 |
46 | Smart gas meter with ladder pricing function | 2015106346525 |
47 | Smart gas meter ladder pricing system | 2015106342007 |
48 | Remote control smart gas meter with ladder pricing function | 201510632536X |
49 | IC card smart mass flow gas meter and its management system | 2015101487438 |
50 | The method for implementing ladder pricing of smart gas meter | 2015106325637 |
51 | Remote control smart gas meter ladder pricing system | 2015107195965 |
52 | The method for implementing ladder pricing of remote control smart gas meter | 2015107196845 |
53 | A type of dual RF multi-frequency wireless system | 201510105510X |
54 | High-precision wide-range diaphragm gas meter | 2016103263370 |
55 | Smart gas meter status management method | 2015100553038 |
56 | The method for using safety shut-off smart gas meter with self-learning function | 2015100553108 |
57 | Pre-processing automatic productions line | 2016101460497 |
58 | Gas meter wireless function intelligent management method | 2015100553080 |
59 | Smart thermal energy meter wireless communication and control method | 2015102587289 |
60 | Smart gas meter wireless communication and control method | 2015102586642 |
61 | Wireless communication and control method of smart meter | 2015102586680 |
62 | High speed offline device for durability test of gas meter counter | 201510111544X |