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  • All sections
  • B - Performing operationstransporting
  • B23H - Working of metal by the action of a high concentration of electric current on a workpiece using an electrode which takes the place of a toolsuch working combined with other forms of working of metal
  • B23H 7/00 - Processes or apparatus applicable to both electrical discharge machining and electrochemical machining

Patent holdings for IPC class B23H 7/00

Total number of patents in this class: 49

10-year publication summary

7
5
3
0
2
0
1
2
2
0
2017 2018 2019 2020 2021 2022 2023 2024 2025 2026

Principal owners for this class

Owner
All patents
This class
FANUC Corporation
7217
12
Pratt & Whitney Canada Corp.
5479
4
Powdermet, Inc.
44
4
General Electric Company
13899
2
Pacesetter, Inc.
1537
2
The Regents of the University of California
20745
1
Abbott Cardiovascular Systems, Inc.
1017
1
Sumitomo Electric Industries, Ltd.
16331
1
Aesculap AG
1443
1
Brinkmann Pumpen K.h. Brinkmann GmbH & Co. KG
30
1
Canon Marketing Japan Kabushiki Kaisha
10
1
Cummins Inc.
2632
1
Edk Research AG
1
1
Edk S.r.l.
2
1
Institut fur Mikrotechnik Mainz GmbH
22
1
JASTEC Co., Ltd.
12
1
Pusan National University Industry-University Cooperation Foundation
748
1
Seibu Electric & Machinery Co., Ltd.
50
1
Seong, KI Chul
1
1
Sikorsky Aircraft Corporation
1067
1
Other owners 10

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