- All sections
- H - Electricity
- H01K - Electric incandescent lamps
- H01K 1/32 - EnvelopesVessels provided with coatings on the wallsVessels or coatings thereon characterised by the material thereof
Patent holdings for IPC class H01K 1/32
Total number of patents in this class: 70
10-year publication summary
|
6
|
2
|
2
|
5
|
4
|
2
|
1
|
0
|
0
|
0
|
| 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | 2025 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Koninklijke Philips Electronics N.V. | 9058 |
13 |
| Philips Intellectual Property & Standards GmbH | 1849 |
11 |
| OSRAM GmbH | 2379 |
10 |
| Applied Materials, Inc. | 19072 |
5 |
| Savant Technologies, LLC | 351 |
3 |
| General Electric Company | 13862 |
2 |
| Halliburton Energy Services, Inc. | 21020 |
2 |
| Massachusetts Institute of Technology | 10128 |
2 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10961 |
2 |
| Arizona Board of Regents on behalf of Arizona State University | 2696 |
2 |
| Koninklijke Philips N.V. | 25012 |
1 |
| The Trustees of Columbia University in the City of New York | 3600 |
1 |
| OSRAM SYLVANIA Inc. | 678 |
1 |
| The Aerospace Corporation | 419 |
1 |
| Heraeus Noblelight GmbH | 129 |
1 |
| Heraeus Quarzglas GmbH & Co. KG | 410 |
1 |
| Lumileds Holding B.V. | 322 |
1 |
| Lumileds LLC | 722 |
1 |
| Opalux Incorporated | 27 |
1 |
| SCHOTT AG | 1710 |
1 |
| Other owners | 8 |