Inventor
Yoshiya Nonaka
Inventor
Kawagoe, JP
Overview
Patents· 29 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 transducer69%
G06FElectric digital data processing9%
G11CStatic stores6%
G01CMeasuring distances, levels or bearings3%
G06KGraphical data reading3%
G08BSignalling systems, e.g. personal calling systems3%
H04BTransmission3%
H04SStereophonic systems3%
PatentTitleYear
7,702,657'Portable information processor'20107,680,280'Electronic device, control method thereof, security program and others'20107,516,283'Memory control device, in-car device, memory control method, and computer product for managing data in response to various power states'20097,467,305'Method of and system for recording and reproducing information data'20087,266,724'Apparatus and method for interruption of read and write operation and program storage medium for storing read and write procedure program'20077,187,627'System for controlling recording and reproducing data using management information on the medium'20077,061,838'Apparatus and method for caching and selectively reproducing information from recording media'20067,006,424'Information recording/reproducing system, music recording/reproducing system, information recorded medium and music recording/reproducing method'20066,995,936'Information recording apparatus and information recording method'20066,910,629'Information reproduction apparatus'20056,882,493'Data recording apparatus and data erasing apparatus capable of performing restoration when power supply malfunction occurs during recording or erasing'20056,845,413'Switchover device and information recording/reproducing apparatus having the switchover device'20056,747,920'Information reproduction apparatus and information reproduction'20046,744,701'Information reproduction apparatus and method for erasing program data'20046,690,527'Method of and system for recording and reproducing information data'20046,667,938'Information recording and reproducing apparatus'20036,614,732'Record and playback apparatus and recording method'20035,784,346'Optical disk reproducing device provided with improved spindle motor control'19985,687,150'Apparatus for and method of recording information, and apparatus for recording and reproducing information'19975,654,949'Recording medium reproducing device'19975,621,712'Reproducing system for an optical recording medium having improved response to a high speed scanning instruction'19975,617,381'Reproducing system for automatically reproducing optical discs'19975,515,351'Method and apparatus for executing a CD playback setup operation in a CD player particularly suited to playback of partially recorded CDs'19965,508,988'Method and apparatus for reproducing information from a partially recorded recording medium'19965,471,441'CD player capable of playing back partially recorded CD'19955,430,698'CD playing apparatus'19955,414,684'Method and apparatus for discriminating type of disks positioned on a CD player'19955,109,420'Car audio device'19924,945,335'Electronic unit operable in conjunction with body unit'1990Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1990–1998Patents assigned to PIONEER ELECTRONIC CORP (12)· patent assignee history
1990–2010Based in Kawagoe, JP· patent location history
1997–2009Based in Saitama, JP· patent location history
2003–2010Patents assigned to PIONEER CORP (15)· patent assignee history
2006–2010Patents assigned to TECH EXPERTS INC (3)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PIONEER CORP | 15 | 2003–2010 |
| PIONEER ELECTRONIC CORP | 12 | 1990–1998 |
| TECH EXPERTS INC | 3 | 2006–2010 |
Locations
| Location | Patents | Span |
|---|---|---|
| Kawagoe, JP | 18 | 1990–2010 |
| Saitama, JP | 11 | 1997–2009 |