Inventor
Toyokazu Eguchi
Inventor
Tokyo, JP
Overview
Patents· 10 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing20%
G11CStatic stores20%
H04BTransmission10%
H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers10%
G05FSystems for regulating electric or magnetic variables5%
G10KSound-producing devices5%
G11BInformation storage based on relative movement between record carrier and transducer5%
H02JElectric power networks5%
H03JTuning resonant circuits5%
H05KPrinted circuits5%
PatentTitleYear
10,728,671Electro-acoustic transducer system202010,403,260Digital electroacoustic transducer apparatus201910,175,898Semiconductor device and method of controlling semiconductor device201910,121,519Semiconductor device and control method thereof201810,001,936Semiconductor device and method of controlling semiconductor device20189,460,813'Memory system'20168,787,022'Semiconductor storage device and method of manufacturing the same'2014D0673922'Portion of a substrate for an electronic circuit'20136,256,275'Disk reproducing apparatus and method of detecting vibration'20014,881,272'Multi-band FM receiver for receiving FM broadcasting signals and TV broadcasting sound signals'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2016Patents assigned to TOSHIBA KK (5)· patent assignee history
1989Based in Yokohama, JP· patent location history
2001Based in Kawasaki, JP· patent location history
2013–2014Patents assigned to EGUCHI TOYOKAZU (2)· patent assignee history
2013–2014Patents assigned to MORIAI TAKAKATSU (2)· patent assignee history
2013–2019Based in Inagi, JP· patent location history
2014–2020Based in Tokyo, JP· patent location history
2018–2019Patents assigned to TOSHIBA MEMORY CORP (3)· patent assignee history
2019–2020Patents assigned to AUDIO TECHNICA KK (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 5 | 1989–2016 |
| TOSHIBA MEMORY CORP | 3 | 2018–2019 |
| AUDIO TECHNICA KK | 2 | 2019–2020 |
| EGUCHI TOYOKAZUself | 2 | 2013–2014 |
| MORIAI TAKAKATSU | 2 | 2013–2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 4 | 2014–2020 |
| Inagi, JP | 4 | 2013–2019 |
| Kawasaki, JP | 1 | 2001 |
| Yokohama, JP | 1 | 1989 |