Inventor
Tatsuo Yamasaki
Inventor
Nagaokakyo, JP
Overview
Patents· 23 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Nprimary
H04NPictorial communication, e.g. television37%
G11BInformation storage based on relative movement between record carrier and transducer33%
B21CManufacture of metal sheets, wire, rods, tubes, profiles or like semi-manufactured products otherwise than by rolling7%
B29CShaping or joining of plastics2%
C03BManufacture, shaping, or supplementary processes2%
G01DMeasuring not specially adapted for a specific variable2%
G01PMeasuring linear or angular speed, acceleration, deceleration, or shock2%
G08BSignalling systems, e.g. personal calling systems2%
H02KDynamo-electric machines2%
H02PControl or regulation of electric motors, electric generators or dynamo-electric converters2%
PatentTitleYear
8,605,944'In-train monitor system'20137,174,090'Digital VTR'20076,977,964'Digital VTR for recording and replaying data depending on replay modes'20056,337,948'Digital signal recording apparatus which utilizes predetermined areas on a magnetic tape for multiple purposes'20026,141,485'Digital signal recording apparatus which utilizes predetermined areas on a magnetic tape for multiple purposes'20006,081,649'Digital VTR for processing intra-picture data according to replay modes'20006,021,017'Magnetic recording and playback device which processes error signals to obtain a servo correction signal'20005,907,660'Digital video signal playback device with special playback data being in the form of a still image slice data'19995,825,971'Magnetic head replacement structure in helical scan magnetic recording and reproducing apparatus and method thereof'19985,751,890'Magnetic type recording and reproducing apparatus'19985,740,306'Digital signal recording device and playback device'19985,731,922'Image recording system performing error correction repeatedly with the same check fields'19985,710,857'Edit seaming in a video data recording/reproducing apparatus'19985,696,774'Digital signal recording device, digital signal playback device, and digital signal decoding device therefor'19975,589,994'Image recording method and apparatus with reduced error propagation'19965,519,547'Magnetic recording and reproducing apparatus recording and reproducing plural types of data signals at different data rates'19965,508,701'Data conversion method and recording and reproduction apparatus'19965,067,031'Method and apparatus for processing video signals recorded on or recovered from magnetic media'19914,442,386'Control apparatus of transistor motor'19844,329,636'Rotation sensor device'19824,023,390'Machine for use in hydrostatic extrusion'19773,946,584'Hydrostatic extrusion method and apparatus'19763,939,682'Method and machine for use in hydrostatic extrusion'1976Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1976–1977Patents assigned to KOBE STEEL LTD (3)· patent assignee history
1976–1977Based in Kobe, JP· patent location history
1982–2013Patents assigned to MITSUBISHI ELECTRIC CORP (20)· patent assignee history
1982Based in Amagasaki, JP· patent location history
1984–2007Based in Nagaokakyo, JP· patent location history
1991Based in Kyoto, JP· patent location history
1997–2013Based in Tokyo, JP· patent location history
2013Patents assigned to EMOTO NORISHIGE (1)· patent assignee history
2013Patents assigned to YAMASAKI TATSUO (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| MITSUBISHI ELECTRIC CORP | 20 | 1982–2013 |
| KOBE STEEL LTD | 3 | 1976–1977 |
| EMOTO NORISHIGE | 1 | 2013 |
| YAMASAKI TATSUOself | 1 | 2013 |
Locations
| Location | Patents | Span |
|---|---|---|
| Nagaokakyo, JP | 12 | 1984–2007 |
| Tokyo, JP | 6 | 1997–2013 |
| Kobe, JP | 3 | 1976–1977 |
| Kyoto, JP | 1 | 1991 |
| Amagasaki, JP | 1 | 1982 |