Statements (13)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
gptkb:US_917,892
|
| gptkbp:assignee |
gptkb:Sony_Corporation
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
1980-04-29
|
| gptkbp:fieldOfInvention |
semiconductor device manufacturing
|
| gptkbp:filingDate |
1978-06-19
|
| gptkbp:inventedBy |
gptkb:Masaru_Ibuka
|
| gptkbp:status |
expired
|
| gptkbp:title |
Method for producing a semiconductor device
|
| gptkbp:bfsParent |
gptkb:US_Patent_5,583,725
|
| gptkbp:bfsLayer |
5
|
| https://www.w3.org/2000/01/rdf-schema#label |
US Patent 4,200,770
|