Side Rail And Oil Control Ring Comprising Same
Patent No. EP4303425 (titled "Side Rail And Oil Control Ring Comprising Same") was filed by Kabushiki Kaisha Riken on Mar 4, 2022. The application was issued on Aug 20, 2025.
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EP4303425
- Application Number
- EP22779817A
- Filing Date
- Mar 4, 2022
- Status
- Granted And Under Opposition
- Jul 18, 2025
- Publication Date
- Aug 20, 2025
- External Links
- Slate, Register , Google Patents