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  • F - Mechanical engineeringlightingheatingweaponsblasting
  • F23M - Casings, linings, walls or doors specially adapted for combustion chambers, e.g. firebridgesdevices for deflecting air, flames or combustion products in combustion chamberssafety arrangements specially adapted for combustion apparatusdetails of combustion chambers, not otherwise provided for
  • F23M 5/00 - CasingsLiningsWalls

Patent holdings for IPC class F23M 5/00

Total number of patents in this class: 198

10-year publication summary

14
11
9
8
7
6
6
4
6
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
United Technologies Corporation
2225
22
8 Rivers Capital, LLC
239
13
Rtx Corporation
9689
10
Siemens AG
24299
6
Palmer Labs, LLC
29
6
Uop LLC
4264
4
GE Infrastructure Technology, LLC
6205
4
Mitsubishi Power, Ltd.
1816
4
General Electric Company
13798
3
Mitsubishi Heavy Industries, Ltd.
8948
3
Kyungdong Navien Co., Ltd.
621
3
Mitsubishi Hitachi Power Systems, Ltd.
991
3
Refratechnik Holding GmbH
145
3
SCHOTT AG
1718
3
Varo Teollisuuspalvelut Oy
13
3
Siemens Energy Global GmbH & Co. KG
3145
3
Siemens Energy, Inc.
1700
2
Ibiden Co., Ltd.
1695
2
Andritz Oy
288
2
Berry Metal Company
51
2
Other owners 97

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