• All sections
  • H - Electricity
  • H01L - Semiconductor devices not covered by class
  • H01L 51/05 - Solid state devices using organic materials as the active part, or using a combination of organic materials with other materials as the active part; Processes or apparatus specially adapted for the manufacture or treatment of such devices, or of parts thereof specially adapted for rectifying, amplifying, oscillating or switching and having at least one potential-jump barrier or surface barrier; Capacitors or resistors with at least one potential-jump barrier or surface barrier

Patent holdings for IPC class H01L 51/05

Total number of patents in this class: 3534

10-year publication summary

341
386
379
343
249
219
122
106
31
0
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
FUJIFILM Corporation
27102
183
Sumitomo Chemical Company, Limited
8808
161
Samsung Electronics Co., Ltd.
131630
95
Samsung Display Co., Ltd.
30585
84
Boe Technology Group Co., Ltd.
35384
77
International Business Machines Corporation
60644
65
Hon Hai Precision Industry Co., Ltd.
4157
63
Merck Patent GmbH
5909
62
Tsinghua University
5426
61
The University of Tokyo
3903
59
Osaka University
3143
50
Clap Co., Ltd.
86
50
Semiconductor Energy Laboratory Co., Ltd.
10902
47
Toray Industries, Inc.
6652
47
Konica Minolta Holdings, Inc.
1086
46
Sony Corporation
32931
44
Flexterra, Inc.
123
44
Idemitsu Kosan Co., Ltd.
3995
43
BASF SE
19740
37
Panasonic Corporation
20786
36
Other owners 2180