Inventor
Tomofumi Nakatani
Inventor
Yokohama, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G10Lprimary
G10LSpeech analysis techniques or speech synthesis38%
H01SDevices using the process of light amplification by stimulated emission of radiation [laser] to amplify or generate light15%
H04MTelephonic communication15%
B23KSoldering or unsoldering8%
G01HMeasurement of mechanical vibrations or ultrasonic, sonic or infrasonic waves8%
G01RMeasuring electric variables8%
H03HImpedance networks, e.g. resonant circuits8%
PatentTitleYear
10,985,533Semiconductor laser device, semiconductor laser module, and laser light source system for welding202110,971,897Semiconductor laser device, semiconductor laser module, and laser light source system for welding20215,347,612'Voice recognition system and method involving registered voice patterns formed from superposition of a plurality of other voice patterns'19945,150,413'Extraction of phonemic information'19925,091,947'Speech recognition method and apparatus'19924,945,557'Voice activated dialing apparatus'19904,928,302'Voice actuated dialing apparatus'19904,833,717'Voice spectrum analyzing system and method'19894,634,966'Binary processing of sound spectrum'1987Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1987–1994Patents assigned to RICOH KK (7)· patent assignee history
1987–1994Based in Yokohama, JP· patent location history
2021Patents assigned to PANASONIC IP MAN CO LTD (2)· patent assignee history
2021Patents assigned to PANASONIC SEMICONDUCTOR SOLUTIONS CO LTD (2)· patent assignee history
2021Based in Toyama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| RICOH KK | 7 | 1987–1994 |
| PANASONIC IP MAN CO LTD | 2 | 2021 |
| PANASONIC SEMICONDUCTOR SOLUTIONS CO LTD | 2 | 2021 |
Locations
| Location | Patents | Span |
|---|---|---|
| Yokohama, JP | 7 | 1987–1994 |
| Toyama, JP | 2 | 2021 |