Inventor

Osamu Hiramatsu

Inventor

Kariya, JP

Overview

20→

Patents

1994–2015

Patent span

Mechanical engineering

Primary field (CPC F)

Patents· 20 as inventor

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

F04Bprimary

F04BPositive-displacement machines for liquids34%

LOC1519%

B60HArrangements of heating, cooling, ventilating or other air-treating devices specially adapted for passenger or goods spaces of vehicles13%

Y10TTechnical subjects covered by former us classification9%

F04CRotary-piston, or oscillating-piston, positive-displacement machines for liquids6%

F05CIndexing scheme relating to materials, material properties or material characteristics for machines, engines or pumps other than non-positive-displacement machines or engines6%

F16DCouplings for transmitting rotation3%

F24VCollection, production or use of heat not otherwise provided for3%

F25BRefrigeration machines, plants or systems3%

LOC113%

PatentTitleYear

9,010,138'Variable displacement compressor'2015 D0456029'Compressor for a vehicle air conditioner'2002 D0454889'Compressor for a vehicle air conditioner'2002 D0452254'Compressor for a vehicle air conditioner'2001 D0441377'Compressor for a vehicle air conditioner'2001 D0436113'Compressor piston'2001 6,158,970'Variable displacement compressor'2000 6,123,513'Compressor with improved piston for lubricating the coupling portion between the piston and the driving body'2000 D0417876'Compressor piston'1999 5,988,041'Piston for compressors'1999 D0402295'Compressor piston'1998 5,842,406'Piston for compressors including a restrictor to prevent the piston from rotating'1998 5,644,968'Variable capacity swash plate type compressor with an improved hinge unit for inclinably supporting a swash plate'1997 5,588,807'Swash plate type variable displacement compressor'1996 5,562,182'Oil diverting unit for a refrigerant compressor'1996 5,556,260'Multiple-cylinder piston type refrigerant compressor'1996 5,533,871'Single-headed-piston-type swash-plate compressor having pulsation damping system'1996 5,380,161'Variable capacity swash-plate compressor with electromagnetic clutch'1995 5,333,679'Climate control system for motor vehicle'1994 5,287,708'Car air conditioner with a hydraulically driven refrigerant compressor'1994

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1994–2002Patents assigned to TOYODA AUTOMATIC LOOM WORKS (16)· patent assignee history

1994–2015Based in Kariya, JP· patent location history

1998Patents assigned to KK TOYODA JIDOSHOKKI SEISAKUSHO (1)· patent assignee history

1999Patents assigned to KK TOYADA JIDOSHOKKI SEISAKUSHO (1)· patent assignee history

2015Patents assigned to HIRAMATSU OSAMU (1)· patent assignee history

2015Patents assigned to TOYOTA JIDOSHOKKI KK (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
TOYODA AUTOMATIC LOOM WORKS	16	1994–2002
HIRAMATSU OSAMUself	1	2015
KK TOYADA JIDOSHOKKI SEISAKUSHO	1	1999
KK TOYODA JIDOSHOKKI SEISAKUSHO	1	1998
TOYOTA JIDOSHOKKI KK	1	2015

Locations

Location	Patents	Span
Kariya, JP	20	1994–2015