- All sections
- G - Physics
- G01N - Investigating or analysing materials by determining their chemical or physical properties
- G01N 30/68 - Flame ionisation detectors
Patent holdings for IPC class G01N 30/68
Total number of patents in this class: 178
10-year publication summary
|
13
|
12
|
19
|
8
|
24
|
31
|
14
|
13
|
8
|
11
|
| 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 | 2026 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 6385 |
19 |
| Waters Technologies Corporation | 1805 |
12 |
| LG Chem, Ltd. | 17997 |
8 |
| Agilent Technologies, Inc. | 2650 |
6 |
| Activated Research Company, LLC | 15 |
5 |
| Saudi Arabian Oil Company | 14416 |
5 |
| Hitachi High-Tech Corporation | 6002 |
5 |
| Rosemount Inc. | 1126 |
4 |
| Massachusetts Institute of Technology | 10324 |
3 |
| HORIBA STEC, Co., Ltd. | 366 |
3 |
| United Color Manufacturing, Inc. | 23 |
3 |
| Lansis Instrument (Shanghai) Co., Ltd | 5 |
3 |
| Hewlett-Packard Development Company, L.P. | 25103 |
2 |
| ABB Schweiz AG | 7775 |
2 |
| Boe Technology Group Co., Ltd. | 44771 |
2 |
| Beijing Jiaotong University | 178 |
2 |
| Biotech Institute, LLC | 30 |
2 |
| Board of Trustees of Michigan State University | 1244 |
2 |
| Geolog S.r.l. | 28 |
2 |
| HORIBA, Ltd. | 894 |
2 |
| Other owners | 86 |