Inventor

Hiroyuki Taniwa

Inventor

Kusatsu, JP

Overview

8→

Patents

1994–2012

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 8 as inventor

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

F04Cprimary

F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids50%

F01CRotary-piston or oscillating-piston machines or engines13%

F05BIndexing scheme relating to wind, spring, weight, inertia or like motors, to machines or engines for liquids covered by subclasses f03b, f03d and f03g13%

F04BPositive-displacement machines for liquids6%

F25BRefrigeration machines, plants or systems6%

H02KDynamo-electric machines6%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests6%

PatentTitleYear

8,282,364'Rotary compressor having a muffler with a discharge region to discharge compressed gas toward an outer surface of the crankshaft'2012 8,221,096'Compressor arrangement with stator welded to a housing'2012 7,704,059'Compressor having a helmholtz type resonance chamber with a lowermost end connected to a gas passage'2010 7,556,484'Compressor having a small-width portion and a large-width portion in an inner circumferential sliding surface of a swinging roller'2009 7,556,485'Rotary compressor with reduced refrigeration gas leaks during compression while preventing seizure'2009 5,624,243'Scroll compressor capable of effectively cooling motor thereof'1997 5,314,316'Scroll apparatus with reduced inlet pressure drop'1994 5,286,179'Thermal isolation arrangement for scroll fluid device'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2012Patents assigned to DAIKIN IND LTD (7)· patent assignee history

1994Patents assigned to LITTLE INC A (2)· patent assignee history

1994–1997Based in Osaka, JP· patent location history

1994Based in Sakai, JP· patent location history

2009–2012Based in Kusatsu, JP· patent location history

2012Patents assigned to TANIWA HIROYUKI (2)· patent assignee history

2012Patents assigned to HIGUCHI MASAHIDE (1)· patent assignee history

2012Patents assigned to KAIDA HIROHITO (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
DAIKIN IND LTD	7	1994–2012
LITTLE INC A	2	1994
TANIWA HIROYUKIself	2	2012
HIGUCHI MASAHIDE	1	2012
KAIDA HIROHITO	1	2012

Locations

Location	Patents	Span
Kusatsu, JP	5	2009–2012
Osaka, JP	2	1994–1997
Sakai, JP	1	1994