- 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: 332
10-year publication summary
|
24
|
33
|
16
|
21
|
29
|
26
|
21
|
24
|
16
|
15
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Asahi Kasei Microdevices Corporation | 605 |
18 |
| HORIBA, Ltd. | 888 |
14 |
| Murata Manufacturing Co., Ltd. | 25893 |
10 |
| Commissariat à l'énergie atomique et aux energies alternatives | 11128 |
8 |
| Honeywell International Inc. | 12770 |
7 |
| Mitsumi Electric Co., Ltd. | 1292 |
7 |
| Senseair AB | 84 |
7 |
| King Fahd University of Petroleum and Minerals | 1598 |
6 |
| Siemens AG | 23972 |
5 |
| HORIBA STEC, Co., Ltd. | 366 |
5 |
| Elichens | 40 |
5 |
| Texas Instruments Incorporated | 19639 |
4 |
| Analog Devices, Inc. | 3321 |
4 |
| Carrier Corporation | 3954 |
4 |
| Shimadzu Corporation | 6373 |
4 |
| Amphenol Thermometrics, Inc. | 64 |
4 |
| GasPorOx AB | 50 |
4 |
| Yokogawa Electric Corporation | 1945 |
4 |
| ELT SENSOR Corp. | 4 |
4 |
| Mitsubishi Heavy Industries, Ltd. | 9188 |
3 |
| Other owners | 205 |