Semiconductor element having a polymeric protective coating and glass coating overlay
US4017340A · kind A · utility
30Cited by
9References
24Claims
0Family size
Assignee
Inventor
Key dates
| Filing date | Aug 4, 1975 |
| Grant date | Apr 12, 1977 |
| Priority date | — |
| Expiry date | Aug 4, 1995 |
Classification
- Technology area (CPC H)Electricity
- CPC primaryH01L2924/12044
- WIPO fieldSemiconductors
- WIPO sectorElectrical engineering
Abstract
A multilayer passivation-encapsulation for a semiconductor element is provided by a suitable polymer layer disposed on the device and overcoated with a glass layer for hermeticity.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.