- 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: 165
10-year publication summary
|
9
|
13
|
12
|
19
|
8
|
23
|
31
|
13
|
14
|
7
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Shimadzu Corporation | 6169 |
16 |
| Waters Technologies Corporation | 1697 |
12 |
| LG Chem, Ltd. | 17632 |
8 |
| Agilent Technologies, Inc. | 2631 |
5 |
| Activated Research Company, LLC | 15 |
5 |
| Hitachi High-Tech Corporation | 5310 |
5 |
| Saudi Arabian Oil Company | 13155 |
4 |
| Massachusetts Institute of Technology | 10057 |
3 |
| HORIBA STEC, Co., Ltd. | 334 |
3 |
| Rosemount Inc. | 1192 |
3 |
| Separation Systems, Inc. | 8 |
3 |
| United Color Manufacturing, Inc. | 22 |
3 |
| Hewlett-Packard Development Company, L.P. | 25895 |
2 |
| ABB Schweiz AG | 6969 |
2 |
| Boe Technology Group Co., Ltd. | 41139 |
2 |
| Biotech Institute, LLC | 33 |
2 |
| Board of Trustees of Michigan State University | 1183 |
2 |
| Geolog S.r.l. | 19 |
2 |
| Iowa State University Research Foundation, Inc. | 775 |
2 |
| Leco Corporation | 200 |
2 |
| Other owners | 79 |