- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 7/04 - Analysing materials by measuring the pressure or volume of a gas or vapour by absorption, adsorption, or combustion of components and measurement of the change in pressure or volume of the remainder by absorption or adsorption alone
Patent holdings for IPC class G01N 7/04
Total number of patents in this class: 48
10-year publication summary
|
4
|
3
|
1
|
2
|
4
|
7
|
6
|
2
|
4
|
2
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Council of Scientific and Industrial Research | 608 |
2 |
| Google LLC | 44992 |
2 |
| Kyoto Electronics Manufacturing Co., Ltd. | 29 |
2 |
| Lesaffre et Compagnie | 925 |
2 |
| MicrotracBEL Corporation | 10 |
2 |
| ASTROTECH Technologies, Inc. | 21 |
2 |
| Schlumberger Technology Corporation | 12016 |
1 |
| Electronics and Telecommunications Research Institute | 9729 |
1 |
| STMicroelectronics S.r.l. | 3358 |
1 |
| The Johns Hopkins University | 5967 |
1 |
| University of Florida Research Foundation, Inc. | 4232 |
1 |
| Aisan Kogyo Kabushiki Kaisha | 783 |
1 |
| Apeel Technology, Inc., DBA Apeel Sciences, Inc. | 182 |
1 |
| Aramco Services Company | 4189 |
1 |
| BIOTRONIK SE & Co. KG | 1303 |
1 |
| China University of Petroleum (Beijing) | 307 |
1 |
| Horiba Instruments Incorporated | 133 |
1 |
| Korea Gas Corporation | 123 |
1 |
| Kotobuki Tsushou Co., Ltd. | 20 |
1 |
| Kyushu University, National University Corporation | 1741 |
1 |
| Other owners | 22 |