Statements (17)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:US_patent
|
| gptkbp:application |
US 151,347
|
| gptkbp:assignee |
gptkb:Bell_Telephone_Laboratories
|
| gptkbp:citation |
numerous subsequent patents
|
| gptkbp:country |
gptkb:United_States
|
| gptkbp:date |
February 26, 1952
|
| gptkbp:describes |
gptkb:point-contact_transistor
|
| gptkbp:fieldOfInvention |
semiconductor devices
|
| gptkbp:filingDate |
June 17, 1948
|
| https://www.w3.org/2000/01/rdf-schema#label |
US Patent 2,587,117
|
| gptkbp:inventedBy |
gptkb:John_Bardeen
gptkb:Walter_Brattain gptkb:William_Shockley |
| gptkbp:status |
expired
|
| gptkbp:title |
transistor
|
| gptkbp:bfsParent |
gptkb:Frank_Herzegh
|
| gptkbp:bfsLayer |
6
|