- All sections
- H - Electricity
- H01L - Semiconductor devices not covered by class
- H01L 33/18 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof characterised by the semiconductor bodies with a particular crystal structure or orientation, e.g. polycrystalline, amorphous or porous within the light emitting region
Patent holdings for IPC class H01L 33/18
Total number of patents in this class: 680
10-year publication summary
|
72
|
75
|
54
|
50
|
67
|
60
|
47
|
39
|
30
|
15
|
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 |
Principal owners for this class
| Owner |
All patents
|
This class
|
|---|---|---|
| Aledia | 303 |
113 |
| Commissariat à l'énergie atomique et aux energies alternatives | 10525 |
65 |
| Samsung Electronics Co., Ltd. | 131630 |
31 |
| OSRAM Opto Semiconductors GmbH | 3390 |
28 |
| Samsung Display Co., Ltd. | 30585 |
19 |
| Silanna UV Technologies Pte Ltd | 83 |
18 |
| Glo Technologies LLC | 104 |
18 |
| Nichia Corporation | 3394 |
16 |
| NGK Insulators, Ltd. | 4589 |
14 |
| OSRAM OLED GmbH | 1841 |
12 |
| The Regents of the University of Michigan | 4409 |
9 |
| Universite Grenoble Alpes | 648 |
9 |
| The Royal Institution for The Advancement of Learning / McGill University | 622 |
9 |
| Valeo Vision | 1219 |
8 |
| QuNano AB | 45 |
7 |
| The Regents of the University of California | 18943 |
6 |
| Centre National de La Recherche Scientifique | 9632 |
6 |
| Intel Corporation | 45621 |
6 |
| Taiwan Semiconductor Manufacturing Company, Ltd. | 36809 |
6 |
| Nikkiso Co., Ltd. | 754 |
6 |
| Other owners | 274 |