Inventor

Yasuo Nishihara

Inventor

Osaka, JP

Overview

9→

Patents

1997–2009

Patent span

Physics

Primary field (CPC G)

Patents· 9 as inventor

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

G11Bprimary

G11BInformation storage based on relative movement between record carrier and transducer38%

G02BOptical elements, systems or apparatus13%

B29CShaping or joining of plastics6%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts6%

B29LIndexing scheme associated with subclass b29c, relating to particular articles6%

F22BMethods of steam generation6%

F23JRemoval or treatment of combustion products or combustion residues6%

F28GCleaning of internal or external surfaces of heat-exchange or heat-transfer conduits, e.g. water tubes or boilers6%

H02NElectric machines not otherwise provided for6%

H05KPrinted circuits6%

PatentTitleYear

7,561,350'Optical unit and its manufacturing method'2009 6,964,709'Acoustic soot blower, and method for operating the same'2005 6,449,232'Disk type determination method'2002 6,369,973'Disk device with temperature calculation section for calculating temperature change and difference'2002 6,304,526'Optical head'2001 6,215,605'Driving device'2001 6,194,811'Drive apparatus'2001 5,892,629'Objective lens actuator'1999 5,640,380'Optical head with a translucent plate to split a light beam'1997

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1997–2002Patents assigned to MATSUSHITA ELECTRIC INDUSTRIAL CO LTD (5)· patent assignee history

1997–2009Based in Osaka, JP· patent location history

2001Patents assigned to MINOLTA CO LTD (2)· patent assignee history

2001–2002Based in Katano, JP· patent location history

2001Based in Sakai, JP· patent location history

2005Patents assigned to BABCOCK HITACHI KK (1)· patent assignee history

2005Based in Hiroshima, 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

Assignee	Patents	Span
MATSUSHITA ELECTRIC INDUSTRIAL CO LTD	5	1997–2002
MINOLTA CO LTD	2	2001
BABCOCK HITACHI KK	1	2005
PANASONIC CORP	1	2009

Locations

Location	Patents	Span
Osaka, JP	4	1997–2009
Katano, JP	2	2001–2002
Sakai, JP	2	2001
Hiroshima, JP	1	2005