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  • F - Mechanical engineeringlightingheatingweaponsblasting
  • F16J - Pistonscylinderspressure vessels in generalsealings
  • F16J 3/02 - Diaphragms

Patent holdings for IPC class F16J 3/02

Total number of patents in this class: 170

10-year publication summary

8
15
19
14
18
10
5
8
7
8
2016 2017 2018 2019 2020 2021 2022 2023 2024 2025

Principal owners for this class

Owner
All patents
This class
Eagle Industry Co., Ltd.
1129
13
GEMÜ Gebr. Müller Apparatebau GmbH & Co. KG
110
6
Daikin Industries, Ltd.
10016
5
ADVICS Co., Ltd.
1284
5
Tyco Fire Products LP
852
5
Dätwyler Schweiz AG
30
5
Asahi Yukizai Corporation
132
4
Fujikin Incorporated
692
4
Nippon Pillar Packing Co., Ltd.
245
4
AMTROL Licensing Inc.
219
3
Blue-White Industries, Ltd., DBA Blue-White Industries
72
3
CKD Corporation
455
3
Fisher Controls International LLC
1476
3
Kabushiki Kaisha Fujikin
13
3
Caterpillar Inc.
9558
2
Board of Regents, The University of Texas System
5798
2
Baxter International Inc.
2401
2
Baxter Healthcare S.A.
1830
2
Advance Denki Kougyou Kabushiki Kaisha
11
2
ElringKlinger AG
538
2
Other owners 92

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