Ribbon bonding tools and methods of using the same
US10847491B2 · kind B2 · utility
Assignee
Inventors
Key dates
| Filing date | Mar 16, 2018 |
| Grant date | Nov 24, 2020 |
| Priority date | — |
| Expiry date | Dec 6, 2038 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/00014
- WIPO fieldMachine tools
- WIPO sectorMechanical engineering
Abstract
A ribbon bonding tool including a body portion is provided. The body portion includes a tip portion. The tip portion includes a working surface between a front edge of the tip portion and a back edge of the tip portion. The working surface includes a region defining at least one of a plurality of recesses and a plurality of protrusions. The working surface also defines at least one of (a) a first planar portion between the region and the front edge of the tip portion, and (b) a second planar portion between the region and the back edge of the tip portion.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.