- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 27/82 - Investigating or analysing materials by the use of electric, electrochemical, or magnetic means by investigating magnetic variables for investigating the presence of flaws
Patent holdings for IPC class G01N 27/82
Total number of patents in this class: 732
10-year publication summary
|
60
|
49
|
64
|
65
|
68
|
59
|
51
|
33
|
39
|
9
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Halliburton Energy Services, Inc. | 20165 |
21 |
| Shimadzu Corporation | 5791 |
20 |
| Southwest Research Institute | 791 |
19 |
| Hitachi, Ltd. | 16452 |
10 |
| The Charles Stark Draper Laboratory, Inc. | 913 |
10 |
| General Electric Company | 18133 |
9 |
| The Boeing Company | 19843 |
9 |
| JENTEK Sensors, Inc. | 59 |
9 |
| Speir Hunter Ltd. | 12 |
9 |
| Illinois Tool Works Inc. | 11152 |
8 |
| Sumitomo Chemical Company, Limited | 8808 |
8 |
| Konica Minolta, Inc. | 8349 |
8 |
| Compagnie générale des établissements Michelin SCA | 2477 |
8 |
| Industry-Academic Cooperation Foundation, Chosun University | 274 |
8 |
| Pure Technologies Ltd. | 101 |
8 |
| Tokyo Rope Manufacturing Co., Ltd. | 49 |
8 |
| Schlumberger Technology Corporation | 9690 |
7 |
| Advanced Engineering Solutions Ltd | 17 |
7 |
| Nippon Steel Corporation | 5649 |
7 |
| Safran Aircraft Engines | 5739 |
7 |
| Other owners | 532 |