Inventor

Seiichi Idei

Inventor

Machida, JP

Overview

5→

Patents

1998–2012

Patent span

Electricity

Primary field (CPC H)

Patents· 5 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

H02Jprimary

H02JElectric power networks20%

F21VFunctional features or details of lighting devices or systems thereof10%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted10%

G06FElectric digital data processing10%

G09GArrangements or circuits for control of indicating devices using static means to present variable information10%

H03LAutomatic control, starting, synchronisation or stabilisation of generators of electronic oscillations or pulses10%

H03MCoding10%

H04LTransmission of digital information, e.g. telegraphic communication10%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests10%

PatentTitleYear

8,214,724'Transmitting data with variable unit for playback'2012 7,436,657'Keyboard illumination device for portable computer'2008 7,253,586'Intelligent multiple battery charging station'2007 7,239,112'Battery overcharging compensation system and method'2007 5,821,818'Phase locked loop ciruit for a liquid crystal display'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998–2012Patents assigned to IBM (4)· patent assignee history

1998Based in Sagamihara, JP· patent location history

2007Patents assigned to LENOVO SINGAPORE PTE LTD (1)· patent assignee history

2007–2012Based in Machida, JP· patent location history

2012Patents assigned to HIROMITSU TOSHIRO (1)· patent assignee history

2012Patents assigned to IDEI SEIICHI (1)· patent assignee history

2012Patents assigned to NUMANO KAZUAKI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
IBM	4	1998–2012
HIROMITSU TOSHIRO	1	2012
IDEI SEIICHIself	1	2012
LENOVO SINGAPORE PTE LTD	1	2007
NUMANO KAZUAKI	1	2012

Locations

Location	Patents	Span
Machida, JP	4	2007–2012
Sagamihara, JP	1	1998