Microwave baking utensil
US4369346A · kind A · utility
31Cited by
4References
8Claims
0Family size
Assignee
Inventors
Key dates
| Filing date | Jun 20, 1979 |
| Grant date | Jan 18, 1983 |
| Priority date | — |
| Expiry date | Jun 20, 1999 |
Classification
- Technology area (CPC A)Human Necessities
- CPC primaryA47J36/04
- WIPO fieldElectrical machinery, apparatus, energy
- WIPO sectorElectrical engineering
Abstract
A microwave baking utensil comprises a unitary body of a porous ceramic material having a cooking surface on its upper side, and pattern of a compound of a Group III, IV or V material ion implanted in its lower support surface. The ion implanted material has an n-type impurity, and a p-type impurity therein.
Source: USPTO / EPO open patent data. Objective bibliographic and citation counts.