Film production method and film production device
US10177358B2 · kind B2 · utility
0Cited by
3References
9Claims
0Family size
Assignee
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Key dates
| Filing date | Sep 18, 2015 |
| Grant date | Jan 8, 2019 |
| Priority date | — |
| Expiry date | Sep 18, 2035 |
Classification
- Technology area (CPC Y)Emerging Cross-Sectional Technologies
- CPC primaryY02E60/10
- WIPO fieldMeasurement
- WIPO sectorInstruments
Abstract
A method for film production includes the steps of obtaining information on the position of a defect (D) in a separator (12a) and providing marks (LA, LB) at the respective positions in the vicinity of the defect (D), the marks indicating the position of the defect.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.