- All sections
- G - Physics
- G01H - Measurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves
- G01H 9/00 - Measuring mechanical vibrations or ultrasonic, sonic or infrasonic waves by using radiation-sensitive means, e.g. optical means
Patent holdings for IPC class G01H 9/00
Total number of patents in this class: 2008
10-year publication summary
107
|
136
|
160
|
165
|
171
|
191
|
213
|
223
|
219
|
79
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
NEC Corporation | 32703 |
137 |
NEC Laboratories America, Inc. | 995 |
130 |
Halliburton Energy Services, Inc. | 20165 |
71 |
OptaSense Holdings Limited | 190 |
71 |
Nippon Telegraph and Telephone Corporation | 14195 |
43 |
Silixa Ltd. | 95 |
42 |
Saudi Arabian Oil Company | 11322 |
33 |
Hifi Engineering Inc. | 125 |
32 |
Schlumberger Technology Corporation | 9690 |
30 |
King Abdullah University of Science and Technology | 1703 |
21 |
The Board of Trustees of the Leland Stanford Junior University | 6054 |
19 |
Viavi Solutions Inc. | 1363 |
17 |
Fiber Sense Limited | 30 |
15 |
Panasonic Intellectual Property Management Co., Ltd. | 27812 |
14 |
Shell USA, Inc. | 1074 |
14 |
Chevron U.S.A. Inc. | 3774 |
13 |
ConocoPhillips Company | 1657 |
13 |
Siemens Energy, Inc. | 1770 |
12 |
Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
12 |
Polytec GmbH | 59 |
12 |
Other owners | 1257 |