Inventor
Masayuki Sakanishi
Inventor
Tokyo, JP
Overview
Patents· 6 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication38%
H04BTransmission25%
H02JElectric power networks13%
H02MApparatus for conversion between ac and ac, between ac and dc, or between dc and dc, and for use with mains or similar power supply systems13%
H03GControl of amplification13%
PatentTitleYear
5,118,962'Power supply backup circuit'19925,054,053'Speech recognition system for telephony'19915,042,063'Telephone apparatus with voice activated dialing function'19915,027,266'Voltage generator with voltage multiplier'19915,010,577'Electronic volume device'19914,939,769'Cordless telephone system'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1992Patents assigned to TOSHIBA KK (6)· patent assignee history
1990–1991Based in Tokyo, JP· patent location history
1992Based in Hino, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 6 | 1990–1992 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 5 | 1990–1991 |
| Hino, JP | 1 | 1992 |