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Inventor

Hiroyuki Waki

Inventor
Hirakata, JP

Overview

9→
Patents
1996–2009
Patent span
Electricity
Primary field (CPC H)

Patents· 9 as inventor

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

G06Fprimary
G06FElectric digital data processing20%
H04HBroadcast communication20%
H04NPictorial communication, e.g. television20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
G10LSpeech analysis techniques or speech synthesis7%
H03HImpedance networks, e.g. resonant circuits7%
H04LTransmission of digital information, e.g. telegraphic communication7%
PatentTitleYear
7,555,000'Digital broadcast system'20097,378,996'Sampling rate conversion calculating apparatus'20087,194,758'Digital broadcast system and its component devices that provide services in accordance with a broadcast watched by viewers'20076,986,159'Method and system for receiving and recording digital broadcast programs'20066,799,315'High speed virtual machine and compiler'20046,681,075'Data transmission apparatus and data reception apparatus'20046,134,351'Image processing device performing the conversion of gradation value by means of error diffusion method'20005,778,352'Electronic document retrieval and display system and method of retrieving electronically stored documents'19985,581,752'Electronic document retrieval and display system and method of retrieving electronically stored documents'1996

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1996–2008Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (8)· patent assignee history
1996–1998Based in Osaka, JP· patent location history
2000–2009Based in Hirakata, JP· patent location history
2008Based in Nara, JP· patent location history
2009Patents assigned to PANASONIC CORP (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD81996–2008
PANASONIC CORP12009
Locations
LocationPatentsSpan
Hirakata, JP62000–2009
Osaka, JP21996–1998
Nara, JP12008