Statements (11)
| Predicate | Object |
|---|---|
| gptkbp:instanceOf |
gptkb:person
|
| gptkbp:field |
acoustics
microphone technology |
| gptkbp:inventedBy |
gptkb:James_West
gptkb:Gerhard_Sessler |
| gptkbp:knownFor |
inventing the electret condenser microphone
|
| gptkbp:nationality |
Japanese
|
| gptkbp:occupation |
gptkb:engineer
|
| gptkbp:bfsParent |
gptkb:Ponyo
|
| gptkbp:bfsLayer |
6
|
| https://www.w3.org/2000/01/rdf-schema#label |
Fujimaki Fujioka
|