- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 21/61 - Non-dispersive gas analysers
Patent holdings for IPC class G01N 21/61
Total number of patents in this class: 307
10-year publication summary
|
28
|
25
|
24
|
33
|
16
|
21
|
28
|
25
|
20
|
5
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| HORIBA, Ltd. | 746 |
13 |
| Asahi Kasei Microdevices Corporation | 461 |
12 |
| Murata Manufacturing Co., Ltd. | 22355 |
10 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
8 |
| Siemens AG | 24990 |
7 |
| King Fahd University of Petroleum and Minerals | 779 |
7 |
| Honeywell International Inc. | 13799 |
6 |
| HORIBA STEC, Co., Ltd. | 302 |
5 |
| Elichens | 39 |
5 |
| Mitsubishi Heavy Industries, Ltd. | 8217 |
4 |
| Analog Devices, Inc. | 3475 |
4 |
| Carrier Corporation | 4759 |
4 |
| Amphenol Thermometrics, Inc. | 62 |
4 |
| Gas Sensing Solutions Ltd. | 14 |
4 |
| GasPorOx AB | 43 |
4 |
| Picarro, Inc. | 69 |
4 |
| Yokogawa Electric Corporation | 1584 |
4 |
| Texas Instruments Incorporated | 19376 |
3 |
| Robert Bosch GmbH | 40953 |
3 |
| STMicroelectronics S.r.l. | 3693 |
3 |
| Other owners | 193 |