Invention Grant
- Patent Title: Film capacitor, film for film capacitor, method of producing film for film capacitor, and method of producing film capacitor
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Application No.: US16814216Application Date: 2020-03-10
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Publication No.: US11295898B2Publication Date: 2022-04-05
- Inventor: Tomoki Inakura , Shinichi Kobayashi , Tomomichi Ichikawa
- Applicant: Murata Manufacturing Co., Ltd.
- Applicant Address: JP Nagaokakyo
- Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee: Murata Manufacturing Co., Ltd.
- Current Assignee Address: JP Nagaokakyo
- Agency: Arent Fox LLP
- Priority: JPJP2017-194247 20171004
- Main IPC: H01G4/33
- IPC: H01G4/33 ; H01G4/012 ; H01G4/14 ; H01G4/32
Abstract:
A film capacitor that includes a resin layer having a linear protrusion on a first surface thereof and a linear recess on a second surface thereof opposite the first surface, and a metal layer on the first surface of the resin layer. A total length of the linear recess per 1 cm2 is 3 m or less, and an average depth of the linear recess is 0.01 μm to 1.3 μm.
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