Patent holdings for IPC class B08B 3/02

Total number of patents in this class: 3887

10-year publication summary

299
356
388
340
345
362
425
354
325
279
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Semes Co., Ltd.
1528
85
Ebara Corporation
2223
75
Alfred Kärcher GmbH & Co. KG
367
73
Screen Holdings Co., Ltd.
2932
71
Tokyo Electron Limited
13136
67
Alfred Kärcher SE & Co. KG
707
67
Taiwan Semiconductor Manufacturing Company, Ltd.
46161
48
Stoneage, Inc.
267
44
LG Electronics Inc.
73772
34
Samsung Electronics Co., Ltd.
149087
33
Applied Materials, Inc.
19248
33
Valeo Systemes d'Essuyage
1147
26
Sugino Machine Limited
183
25
Sharp Kabushiki Kaisha
18624
24
Ecolab USA Inc.
5598
23
EcoServices, LLC
45
23
Meiko Maschinenbau GmbH & Co. KG
177
22
Positec Power Tools (Suzhou) Co., Ltd.
737
22
Saudi Arabian Oil Company
13656
22
Boe Technology Group Co., Ltd.
41781
21
Other owners 3049