Inventor
Hidetoshi Takenaka
Inventor
Saitama, JP
Overview
Patents· 9 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
H04Mprimary
H04MTelephonic communication42%
H02JElectric power networks17%
G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein8%
G06FElectric digital data processing8%
H04BTransmission8%
H04NPictorial communication, e.g. television8%
H04WWireless communication networks8%
PatentTitleYear
7,541,779'Portable electronic device and mobile communication terminal'20097,428,016'Phone camera with flash and indication light sharing common output'20087,295,863'Portable telephone'20076,456,342'LCD device having a noise-shield layer directly between LCD and EL panel'20026,411,829'Radio communication equipment and method for controlling charge of the same'20025,745,859'Portable radio telephone headphone'19985,400,341'Control device for controlling a central processing unit on instantaneous voltage drop'19955,391,928'Switching circuit having a reduced output impedance'19955,105,458'Mobile telephone system having message recording mode during failures'1992Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1992–2009Patents assigned to NEC CORP (9)· patent assignee history
1992Based in Tokyo, JP· patent location history
1995–2009Based in Saitama, JP· patent location history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| NEC CORP | 9 | 1992–2009 |
Locations
| Location | Patents | Span |
|---|---|---|
| Saitama, JP | 8 | 1995–2009 |
| Tokyo, JP | 1 | 1992 |