Inventor
Yuji Tawaragi
Inventor
Tokorozawa, JP
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G11Bprimary
G11BInformation storage based on relative movement between record carrier and transducer50%
G01RMeasuring electric variables9%
H02JElectric power networks9%
B60WConjoint control of vehicle sub-units of different type or different function5%
G01CMeasuring distances, levels or bearings5%
G01DMeasuring not specially adapted for a specific variable5%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock5%
G05DSystems for controlling or regulating non-electric variables5%
G08GTraffic control systems5%
H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses5%
PatentTitleYear
10,520,324Route search device, control method, program and storage medium20199,927,468'Power theft inspection apparatus and method, and recording medium'20189,476,917'Power theft inspection apparatus and power theft inspection method'20168,253,426'Capacitance detector'20127,366,067'Recording clock signal generating apparatus and recording clock signal generating method for information recording device'20087,362,681'Recording medium type determining apparatus and method for determining presence of wobble on a recording medium'20087,218,584'Information recording and reproducing apparatus'20076,341,110'Pre-pit signal detecting apparatus and information recording apparatus'20026,137,756'Information recording using technique for detecting erroneous recording'20005,471,446'Optical disk player having beam correction means'19955,206,848'Optical disk player having tilt servo control absent tilt sensor'19935,164,646'Tracking servo system'19925,130,963'Optical disk player'19925,025,434'Tracking servo apparatus of disk player'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2000Patents assigned to PIONEER ELECTRONIC CORP (6)· patent assignee history
1991–2008Based in Tokorozawa, JP· patent location history
1992–2007Based in Saitama, JP· patent location history
2002–2019Patents assigned to PIONEER CORP (8)· patent assignee history
2012–2016Patents assigned to TAWARAGI YUJI (2)· patent assignee history
2012Patents assigned to TATEISHI KIYOSHI (1)· patent assignee history
2012Based in Tokyo, JP· patent location history
2016–2018Based in Kanagawa, JP· patent location history
2019Patents assigned to INCREMENT P CORP (1)· patent assignee history
2019Based in Kawasaki, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PIONEER CORP | 8 | 2002–2019 |
| PIONEER ELECTRONIC CORP | 6 | 1991–2000 |
| TAWARAGI YUJIself | 2 | 2012–2016 |
| INCREMENT P CORP | 1 | 2019 |
| TATEISHI KIYOSHI | 1 | 2012 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokorozawa, JP | 7 | 1991–2008 |
| Saitama, JP | 3 | 1992–2007 |
| Kanagawa, JP | 2 | 2016–2018 |
| Kawasaki, JP | 1 | 2019 |
| Tokyo, JP | 1 | 2012 |