- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 33/22 - FuelsExplosives
Patent holdings for IPC class G01N 33/22
Total number of patents in this class: 1050
10-year publication summary
|
108
|
107
|
97
|
71
|
63
|
50
|
42
|
46
|
36
|
9
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| JFE Steel Corporation | 7370 |
38 |
| Saudi Arabian Oil Company | 13948 |
17 |
| Marathon Petroleum Company LP | 404 |
14 |
| Carbon Holdings Intellectual Properties, LLC | 67 |
11 |
| The Regents of the University of California | 20574 |
10 |
| Robert Bosch GmbH | 43646 |
10 |
| Riken Keiki Co., Ltd. | 28 |
9 |
| Scania CV AB | 2404 |
9 |
| Schlumberger Technology Corporation | 11522 |
8 |
| Halliburton Energy Services, Inc. | 21230 |
8 |
| ExxonMobil Research And Engineering Company | 2465 |
8 |
| Caterpillar Inc. | 10167 |
8 |
| Massachusetts Institute of Technology | 10208 |
8 |
| Micro Motion, Inc. | 1019 |
8 |
| Mustang Sampling LLC | 136 |
7 |
| Petroleum Analyzer Company, L.P., Compressor Controls Corporation, an Iowa corporation | 18 |
7 |
| Shandong University of Science and Technology | 539 |
7 |
| The United States of America as represented by the Secretary of the Navy | 2840 |
6 |
| The United States of America as represented by the Secretary of the Army | 1253 |
6 |
| Aramco Services Company | 4162 |
6 |
| Other owners | 845 |