- All sections
- H - Electricity
- H01F - Magnets; inductances; transformers; selection of materials for their magnetic properties
- H01F 29/10 - Variable transformers or inductances not covered by group with core, coil, winding, or shield movable to offset variation of voltage or phase shift, e.g. induction regulators having movable part of magnetic circuit
Patent holdings for IPC class H01F 29/10
Total number of patents in this class: 32
10-year publication summary
4
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3
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5
|
3
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3
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5
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2
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4
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2
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0
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2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Instrument Manufacturing Company | 17 |
3 |
Siemens AG | 24990 |
2 |
Philip Morris Products S.A. | 6751 |
2 |
Thermatool Corp. | 45 |
2 |
Weg Transformers USA LLC | 3 |
2 |
Apple Inc. | 50209 |
1 |
Honeywell International Inc. | 13799 |
1 |
Robert Bosch GmbH | 40953 |
1 |
Nikon Corporation | 7162 |
1 |
Hamilton Sundstrand Corporation | 4525 |
1 |
Motorola Mobility LLC | 2493 |
1 |
Harris Corporation | 1591 |
1 |
ABB S.p.A. | 459 |
1 |
ABB Schweiz AG | 6321 |
1 |
University of Florida Research Foundation, Inc. | 3883 |
1 |
FANUC Corporation | 5803 |
1 |
Greengage Lighting Ltd | 15 |
1 |
SEW-EURODRIVE GmbH & Co. KG | 1816 |
1 |
State Grid Electric Power Research Institute | 40 |
1 |
Sumida Corporation | 291 |
1 |
Other owners | 6 |