Inventor

Takuo Mukai

Inventor

Ikeda, JP

Overview

8→

Patents

1994–2008

Patent span

Electricity

Primary field (CPC H)

Patents· 8 as inventor

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

H04Nprimary

H04NPictorial communication, e.g. television29%

A63FCard, board, or roulette games21%

G09GArrangements or circuits for control of indicating devices using static means to present variable information21%

G10LSpeech analysis techniques or speech synthesis7%

H03KPulse technique7%

H04MTelephonic communication7%

Y02DClimate change mitigation technologies in information and communication technologies [ict], i.e. information and communication technologies aiming at the reduction of their own energy use7%

PatentTitleYear

7,437,298'Method and apparatus for mobile phone using semiconductor device capable of inter-processing voice signal and audio signal'2008 7,154,419'Audio apparatus for processing voice and audio signals'2006 6,806,757'Level shift circuit'2004 6,052,156'Digital color encoder having sampling frequency converter'2000 5,638,135'Digital color encoder with improved circuitry'1997 5,495,266'Still picture display apparatus and external storage device used therein'1996 5,400,052'Mosaic picture display and external storage unit used therefor'1995 5,337,069'Still picture display apparatus and external storage device used therein'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2008Patents assigned to RICOH KK (8)· patent assignee history

1994–1996Patents assigned to NINTENDO CO LTD (3)· patent assignee history

1994–1996Based in Tokyo, JP· patent location history

1997–2006Based in Ikeda, JP· patent location history

2004Based in Oosaka-fu, JP· patent location history

2008Based in Osaka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
RICOH KK	8	1994–2008
NINTENDO CO LTD	3	1994–1996

Locations

Location	Patents	Span
Ikeda, JP	3	1997–2006
Tokyo, JP	3	1994–1996
Osaka, JP	1	2008
Oosaka-fu, JP	1	2004