• All sections
  • H - Electricity
  • H01L - Semiconductor devices not covered by class
  • H01L 31/068 - SEMICONDUCTOR DEVICES NOT COVERED BY CLASS - Details thereof adapted as photovoltaic [PV] conversion devices characterised by at least one potential-jump barrier or surface barrier the potential barriers being only of the PN homojunction type, e.g. bulk silicon PN homojunction solar cells or thin film polycrystalline silicon PN homojunction solar cells

Patent holdings for IPC class H01L 31/068

Total number of patents in this class: 1549

10-year publication summary

189
148
144
125
86
61
71
89
87
43
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Maxeon Solar Pte. Ltd.
715
178
Shin-Etsu Chemical Co., Ltd.
5644
68
Trina Solar Co., Ltd
432
57
Shangrao Xinyuan Yuedong Technology Development Co. Ltd
120
49
JingAo Solar Co., Ltd.
161
48
Kyocera Corporation
13792
38
Mitsubishi Electric Corporation
45998
30
Zhejiang Jinko Solar Co., Ltd.
225
30
Sharp Kabushiki Kaisha
18771
22
Jinko Solar Co., Ltd.
230
21
International Business Machines Corporation
61198
20
Tongwei Solar (meishan) Co., Ltd.
56
20
Guangdong Aiko Solar Energy Technology Co., Ltd.
83
19
Zhejiang Aiko Solar Energy Technology Co., Ltd.
73
18
Commissariat à l'énergie atomique et aux energies alternatives
10928
16
Varian Semiconductor Equipment Associates, Inc.
1231
15
Fraunhofer-Gesellschaft zur Förderung der angewandten Forschung e.V.
6112
13
Tesla, Inc.
1719
12
LONGi Green Energy Technology Co., Ltd.
284
12
REC Solar Pte. Ltd.
107
12
Other owners 851