• All sections
  • H - Electricity
  • H03K - Pulse technique
  • H03K 3/42 - Generators characterised by the type of circuit or by the means used for producing pulses by the use, as active elements, of opto-electronic devices, i.e. light-emitting and photoelectric devices electrically- or optically-coupled

Patent holdings for IPC class H03K 3/42

Total number of patents in this class: 82

10-year publication summary

5
7
3
5
6
6
2
6
3
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
ROHDE & Schwarz GmbH & Co. KG
1987
4
Psiquantum, Corp.
499
3
Renesas Electronics Corporation
5880
2
Taiwan Semiconductor Manufacturing Company, Ltd.
46952
2
Nippon Telegraph and Telephone Corporation
16250
2
Littelfuse, Inc.
788
2
Nanowave Technologies Inc.
46
2
Opel Solar, Inc.
35
2
Shenzhen Xinguodu Technology Co., Ltd.
2098
2
Technische Universitat Berlin
354
2
Teknologian Tutkimuskeskus VTT
255
2
University of Connecticut
879
2
Ablic Inc.
611
2
STMicroelectronics France
750
2
Samsung Electronics Co., Ltd.
152716
1
Qualcomm Incorporated
89620
1
Micron Technology, Inc.
27243
1
Texas Instruments Incorporated
19595
1
Infineon Technologies AG
8360
1
SK Hynix Inc.
12052
1
Other owners 45