Inventor
Arata Obayashi
Inventor
Tokyo, JP
Overview
Patents· 12 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Wprimary
H04WWireless communication networks53%
H04BTransmission33%
H04LTransmission of digital information, e.g. telegraphic communication13%
PatentTitleYear
6,263,010'Spread spectrum communication apparatus'20015,943,614'Mobile radio communication device using plurals authentication parameters'19995,920,554'Mobile station apparatus used in CDMA cellular radio system and spread code synchronization method therefor'19995,841,862'Mobile radio communications apparatus'19985,802,039'Mobile radio communication apparatus with synchronized reception recovering function'19985,710,986'Dual mode radio communication apparatus having function of selectively designating analog or digital mode'19985,566,358'Mobile radio communication apparatus for registering a location'19965,564,077'Dual mode radio communication apparatus having function of selectively designating analog or digital mode'19965,459,728'Radio communication apparatus including transmission error control'19955,404,579'Dual mode mobile radio communication apparatus with function for transmitting remote control data'19955,390,365'Radio communication apparatus having a received signal strength measuring function'19954,866,415'Tone signal generating system for use in communication apparatus'1989Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1989–2001Patents assigned to TOSHIBA KK (12)· patent assignee history
1989–1999Based in Hino, JP· patent location history
1995–2001Based in Tokyo, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| TOSHIBA KK | 12 | 1989–2001 |
Locations
| Location | Patents | Span |
|---|---|---|
| Tokyo, JP | 9 | 1995–2001 |
| Hino, JP | 3 | 1989–1999 |