- All sections
- H - Electricity
- H01J - Electric discharge tubes or discharge lamps
- H01J 49/40 - Time-of-flight spectrometers
Patent holdings for IPC class H01J 49/40
Total number of patents in this class: 1463
10-year publication summary
|
119
|
150
|
117
|
94
|
131
|
98
|
104
|
91
|
60
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Micromass UK Limited | 1121 |
239 |
| Shimadzu Corporation | 5791 |
202 |
| Thermo Fisher Scientific (Bremen) GmbH | 496 |
93 |
| Leco Corporation | 200 |
75 |
| DH Technologies Development Pte. Ltd. | 938 |
59 |
| Bruker Daltonics GmbH & Co. KG | 440 |
43 |
| Thermo Finnigan LLC | 625 |
33 |
| Agilent Technologies, Inc. | 2744 |
22 |
| Virgin Instruments Corporation | 29 |
16 |
| bioMerieux, Inc. | 391 |
15 |
| Smiths Detection-Watford Limited | 187 |
15 |
| PerkinElmer U.S. LLC | 312 |
15 |
| Battelle Memorial Institute | 2356 |
14 |
| Fluidigm Canada Inc. | 53 |
11 |
| The Trustees of Indiana University | 630 |
11 |
| Zeteo Tech, Inc. | 38 |
11 |
| Standard Biotools Canada Inc. | 69 |
11 |
| JEOL Ltd. | 556 |
10 |
| Waters Technologies Corporation | 1654 |
10 |
| Excellims Corporation | 52 |
9 |
| Other owners | 549 |