Inventor
Tadashi Kamiwaki
Inventor
Tokai, JP
Overview
Patents· 15 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
G06Fprimary
G06FElectric digital data processing30%
G01CMeasuring distances, levels or bearings22%
G10LSpeech analysis techniques or speech synthesis11%
H04MTelephonic communication11%
G08GTraffic control systems7%
G09GArrangements or circuits for control of indicating devices using static means to present variable information7%
G06TImage data processing or generation, in general4%
H04NPictorial communication, e.g. television4%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests4%
PatentTitleYear
8,803,905'Display control device and display layer combination program'20148,706,693'Map update data delivery method, map update data delivery device and terminal device'20147,810,096'Computer executing multiple operating systems'20107,610,144'Navigation apparatus and processing method of the same'20097,502,674'On-vehicle terminal system'20097,493,215'Navigation system and output controlling method therefor'20097,299,186'Speech input system, speech portal server, and speech input terminal'20077,136,745'In-vehicle unit and service center system'20067,076,362'Audio interactive navigation system, moving terminal device, and audio interactive server'20067,069,519'Method, apparatus and navigation apparatus for sharing display by plural operating systems'20067,058,579'Speech input system, speech portal server, and speech input terminal'20066,944,593'Speech input system, speech portal server, and speech input terminal'20056,615,303'Computer system with multiple operating system operation'20036,546,485'Method for exchanging modules in operating system by using inheritance buffer presented in virtual space to store inherited information of old module and read by new module thereafter'20035,519,875'Distributed processing system for modules, each having modularized objects'1996Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1996–2010Patents assigned to HITACHI LTD (9)· patent assignee history
1996Based in Hitachi, JP· patent location history
2003–2010Based in Tokai, JP· patent location history
2003Based in Naka-gun, JP· patent location history
2006–2009Patents assigned to ZANAVY INFORMATICS KK (4)· patent assignee history
2006Based in Naka, JP· patent location history
2009–2014Based in Ibaraki, JP· patent location history
2014Patents assigned to CLARION CO LTD (2)· patent assignee history
2014Patents assigned to KAMIWAKI TADASHI (2)· patent assignee history
2014Patents assigned to MATSUO SHIGERU (2)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| HITACHI LTD | 9 | 1996–2010 |
| ZANAVY INFORMATICS KK | 4 | 2006–2009 |
| CLARION CO LTD | 2 | 2014 |
| KAMIWAKI TADASHIself | 2 | 2014 |
| MATSUO SHIGERU | 2 | 2014 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokai, JP | 9 | 2003–2010 |
| Ibaraki, JP | 3 | 2009–2014 |
| Naka, JP | 1 | 2006 |
| Naka-gun, JP | 1 | 2003 |
| Hitachi, JP | 1 | 1996 |