Inventor
Shinichi Ohta
Inventor
Tokyo, JP
Overview
Patents· 31 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 transducer19%
G10HElectrophonic musical instruments15%
LOC1411%
H04NPictorial communication, e.g. television9%
A61BDiagnosis6%
G06FElectric digital data processing4%
G10LSpeech analysis techniques or speech synthesis4%
H04HBroadcast communication4%
B66CCranes2%
C08JWorking-up2%
PatentTitleYear
10,950,862Method for producing cathode, and method for producing oxide solid-state battery202110,839,781Electronic musical instrument and electronic musical instrument system202010,714,066Content control device and storage medium202010,186,245Content control device and storage medium20199,947,306Electric acoustic apparatus20189,146,179'Test piece transfer apparatus'2015D0552096'Image scanner for a computer'2007D0518826'Image scanner for a computer'2006D0516069'Identification image scanner and router'2006D0514575'Image reader for a computer'2006D0512717'Image scanner for a computer'20056,904,623'Drain plug structure for bath tub'20055,998,725'Musical sound synthesizer and storage medium therefor'19995,929,133'Anti-bacterial film suitable for food packaging'19995,917,790'Optical information recording/reproducing method and apparatus for performing auto-tracking control using a three-beam method, with respect to first and second recording media having different track pitches'19995,909,414'Optical information recording and reproducing apparatus having a function of preventing overwrite recording'19995,769,251'Controlling operations of a reach tower crane'19985,747,715'Electronic musical apparatus using vocalized sounds to sing a song automatically'19985,726,963'Information reproduction apparatus including a phase compensation circuit for eliminating the influence of AC-coupling'19985,721,719'Recorded signal detection apparatus'19985,703,311'Electronic musical apparatus for synthesizing vocal sounds using format sound synthesis techniques'19975,499,226'Optical information reproduction apparatus and optical information reproduction method'19965,293,366'Information recording and reproducing apparatus provided with means for adding to a tracking signal offset corresponding to the positional deviation of a recording spot and a reproducing spot'19945,189,659'Method and apparatus for recording and reproducing information by intermittent light emission from laser light source'19934,873,537'Image recording apparatus for producing a plurality of pulse width modulated signals on the basis of image data'19894,864,326'Dual beam recorder'19894,710,821'Image recording apparatus'19874,305,897'Packaging process for semiconductors'19814,227,780'Eye examining instrument'19804,149,787'Eye fundus camera'19794,068,932'Optical instrument for examining the eye fundus'1978Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1978–1999Patents assigned to CANON KK (13)· patent assignee history
1978–1999Based in Tokyo, JP· patent location history
1981Patents assigned to HITACHI CHEMICAL CO LTD (1)· patent assignee history
1981–1999Based in Shimodate, JP· patent location history
1997–2020Patents assigned to YAMAHA CORP (7)· patent assignee history
1997–2020Based in Hamamatsu, JP· patent location history
2005–2007Patents assigned to PFU LTD (5)· patent assignee history
2005–2007Based in Komatsu, JP· patent location history
2015Patents assigned to ARKRAY INC (1)· patent assignee history
2021Based in Susono, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| CANON KK | 13 | 1978–1999 |
| YAMAHA CORP | 7 | 1997–2020 |
| PFU LTD | 5 | 2005–2007 |
| ARKRAY INC | 1 | 2015 |
| HITACHI CHEMICAL CO LTD | 1 | 1981 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 12 | 1978–1999 |
| Hamamatsu, JP | 7 | 1997–2020 |
| Komatsu, JP | 5 | 2005–2007 |
| Shimodate, JP | 2 | 1981–1999 |
| Susono, JP | 1 | 2021 |