- All sections
- H - Electricity
- H05B - Electric heating; electric light sources not otherwise provided for; circuit arrangements for electric light sources, in general
- H05B 3/78 - Heating arrangements specially adapted for immersion heating
Patent holdings for IPC class H05B 3/78
Total number of patents in this class: 157
10-year publication summary
19
|
23
|
19
|
23
|
8
|
6
|
6
|
7
|
8
|
1
|
2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
Owner |
All patents
|
This class
|
---|---|---|
Robert Bosch GmbH | 40953 |
5 |
Haier US Appliance Solutions, Inc. | 3178 |
5 |
Gaumer Company, Inc. | 20 |
4 |
RAI Strategic Holdings, Inc. | 1026 |
4 |
Rheem Manufacturing Company | 861 |
4 |
Watlow Electric Manufacturing Company | 569 |
4 |
Akurate Dynamics LLC | 10 |
3 |
Bleckmann GmbH & Co. KG | 29 |
3 |
Bradford White Corporation | 127 |
3 |
Cosmos Solar Pty Ltd | 5 |
3 |
Eberspacher catem GmbH & Co. KG | 92 |
3 |
I.R.C.A. S.p.A. Industria Resistenze Corazzate e Affini | 152 |
3 |
Sanden Corporation | 859 |
3 |
University of Southampton | 444 |
3 |
Valeo Systemes Thermiques | 2471 |
3 |
Société des Produits Nestlé S.A. | 9672 |
2 |
Lawrence Livermore National Security, LLC | 1834 |
2 |
Ember Technologies, Inc. | 125 |
2 |
Gainteam Holdings Limited | 10 |
2 |
Inergy Automotive Systems Research (Societe Anonyme) | 222 |
2 |
Other owners | 94 |