Research
List of Patents Approved by Lanzhou Jiaotong University from 2015 to 2023
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Time:30 Dec,2024

Year

Patent for invention

Utility model

Design patent

Total

2015

17

87

1

105

2016

40

179

21

240

2017

31

152

50

233

2018

28

222

26

276

2019

25

307

65

397

2020

55

385

42

482

2021

58

437

88

583

2022

73

594

193

860

2023

123

486

129

738