Inventor
HOSHINO RYOICHI
JP26 patents
⚠️ This page may combine multiple inventors who share the name “HOSHINO RYOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHOWA ALUMINIUM CO LTD
9 patentsUS4825941AMay 2, 1989
Condenser for use in a car cooling system
SHOWA ALUMINIUM CO LTD115 citations96
US4815532AMar 28, 1989
Stack type heat exchanger
SHOWA ALUMINIUM CO LTD65 citations96
US5482112AJan 9, 1996
Condenser
SHOWA ALUMINIUM CO LTD46 citations92
US4936379AJun 26, 1990
Condenser for use in a car cooling system
SHOWA ALUMINIUM CO LTD35 citations92
US4712612ADec 15, 1987
Horizontal stack type evaporator
SHOWA ALUMINIUM CO LTD38 citations92
US5243842ASep 14, 1993
Method of making a brazeable metal pipe having tube-insertion apertures formed with guide lugs
SHOWA ALUMINIUM CO LTD48 citations89
US5048602ASep 17, 1991
Heat exchangers
SHOWA ALUMINIUM CO LTD29 citations89
US5025855AJun 25, 1991
Condenser for use in a car cooling system
SHOWA ALUMINIUM CO LTD20 citations82
US4967834ANov 6, 1990
Heat exchangers
SHOWA ALUMINIUM CO LTD21 citations81
SHOWA ALUMINUM CORP
8 patentsUS5531268AJul 2, 1996
Heat exchanger
SHOWA ALUMINUM CORP95 citations96
US5458190AOct 17, 1995
Condenser
SHOWA ALUMINUM CORP40 citations92
US5246064ASep 21, 1993
Condenser for use in a car cooling system
SHOWA ALUMINUM CORP29 citations92
US5190100AMar 2, 1993
Condenser for use in a car cooling system
SHOWA ALUMINUM CORP27 citations92
USRE35742EMar 17, 1998
Condenser for use in a car cooling system
SHOWA ALUMINUM CORP18 citations90
US4532771AAug 6, 1985
Cooler made of aluminum for stirling engines
SHOWA ALUMINUM CORP11 citations74
USRE35655ENov 11, 1997
Condenser for use in a car cooling system
SHOWA ALUMINUM CORP8 citations71
USRE35711EJan 6, 1998
Condenser for use in a car cooling system
SHOWA ALUMINUM CORP4 citations62
SHOWA DENKO KK
8 patentsUS7066243B2Jun 27, 2006
Evaporator, manufacturing method of the same, header for evaporator and refrigeration system
SHOWA DENKO KK47 citations92
US6250103B1Jun 26, 2001
Condenser and air conditioning refrigeration system and using same
SHOWA DENKO KK27 citations92
US6536517B2Mar 25, 2003
Evaporator
SHOWA DENKO KK25 citations91
US6973804B2Dec 13, 2005
Duplex-type heat exchanger and refrigeration system equipped with said heat exchanger
SHOWA DENKO KK15 citations83
US7749609B2Jul 6, 2010
Metal plate for producing flat tube, flat tube and process for producing the flat tube
SHOWA DENKO KK6 citations72
US7341099B2Mar 11, 2008
Metal plate for producing flat tube, flat tube and process for producing the flat tube
SHOWA DENKO KK6 citations72
US6370909B2Apr 16, 2002
Condenser and air conditioning refrigeration system using the same
SHOWA DENKO KK4 citations63
US6684662B2Feb 3, 2004
Refrigeration system, and condenser for use in decompressing-tube system
SHOWA DENKO KK2 citations61