Patent holdings for IPC class H02S 40/44

Total number of patents in this class: 445

10-year publication summary

76
75
63
56
39
49
52
46
50
24
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
International Business Machines Corporation
62671
9
Dualsun
17
8
The Administrators of the Tulane Educational Fund
407
6
Rheem Australia Pty Limited
53
6
Saudi Arabian Oil Company
14248
5
Sunmaxx Pvt GmbH
10
5
Copeland LP
705
5
Mitsubishi Electric Corporation
48048
4
Massachusetts Institute of Technology
10254
4
ZinniaTek Limited
51
4
Tyll Solar, LLC
9
4
Sharp Kabushiki Kaisha
18523
4
Icarus RT, Inc.
6
4
Oqab Dietrich Induction Inc.
73
4
Maxeon Solar Pte. Ltd.
708
4
Kukdong Energy Corp.
11
4
Viridi Holding B.V.
6
4
Samsung Electronics Co., Ltd.
157946
3
Schlumberger Technology Corporation
11820
3
Bolymedia Holdings Co. Ltd.
74
3
Other owners 352