Patent holdings for IPC class G01B 21/32

Total number of patents in this class: 347

10-year publication summary

21
15
19
25
48
41
42
45
24
15
2013 2014 2015 2016 2017 2018 2019 2020 2021 2022

Principal owners for this class

Owner
All patents
This class
Halliburton Energy Services, Inc.
19653
15
General Electric Company
25836
12
4iiii Innovations Inc.
38
6
NEC Corporation
29634
5
The Chugoku Electric Power Co., Inc.
484
5
Denso Corporation
22728
4
Hifi Engineering Inc.
109
4
BlackBerry Limited
14072
3
Schlumberger Technology Corporation
9139
3
Schlumberger Canada Limited
6524
3
The Boeing Company
20685
3
Corning Incorporated
9606
3
Aktiebolaget SKF
2491
3
SEB S.A.
1594
3
Shenzhen University
1433
3
United States Gypsum Company
1066
3
Xi'an Jiaotong University
488
3
Measurand Instruments Inc.
13
3
LG Energy Solution, Ltd.
6310
3
Schlumberger Technology B.v.
4726
2
Other owners 258