Patent holdings for IPC class B08B 3/02

Total number of patents in this class: 3656

10-year publication summary

246
312
373
400
362
361
389
425
360
287
2015 2016 2017 2018 2019 2020 2021 2022 2023 2024

Principal owners for this class

Owner
All patents
This class
Alfred Kärcher GmbH & Co. KG
393
78
Semes Co., Ltd.
1309
76
Screen Holdings Co., Ltd.
2596
69
Tokyo Electron Limited
11969
68
Ebara Corporation
2064
65
Alfred Kärcher SE & Co. KG
589
60
Taiwan Semiconductor Manufacturing Company, Ltd.
38739
42
LG Electronics Inc.
70430
34
Stoneage, Inc.
223
30
Applied Materials, Inc.
17450
26
Valeo Systemes d'Essuyage
1097
25
Samsung Electronics Co., Ltd.
137084
24
EcoServices, LLC
49
24
Sugino Machine Limited
156
24
Sharp Kabushiki Kaisha
18901
24
Ecolab USA Inc.
5282
23
Whirlpool Corporation
4301
22
Meiko Maschinenbau GmbH & Co. KG
182
22
Positec Power Tools (Suzhou) Co., Ltd.
681
22
Boe Technology Group Co., Ltd.
37933
21
Other owners 2877