Inventor
SUMITOMO HIROYUKI
JP24 patents
⚠️ This page may combine multiple inventors who share the name “SUMITOMO HIROYUKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
HISAKA WORKS LTD
23 patentsUS4753079AJun 28, 1988
Evaporating apparatus
HISAKA WORKS LTD52 citations92
US4371034AFeb 1, 1983
Plate type evaporator
HISAKA WORKS LTD33 citations91
US4182411AJan 8, 1980
Plate type condenser
HISAKA WORKS LTD55 citations89
US4492268AJan 8, 1985
Condenser
HISAKA WORKS LTD20 citations82
US4260013AApr 7, 1981
Plate type heat exchanger
HISAKA WORKS LTD22 citations82
US4219079AAug 26, 1980
Plate type condenser
HISAKA WORKS LTD22 citations82
US4180129ADec 25, 1979
Plate type condenser
HISAKA WORKS LTD22 citations82
US4458748AJul 10, 1984
Plate type evaporator
HISAKA WORKS LTD20 citations81
US4347897ASep 7, 1982
Plate type heat exchanger
HISAKA WORKS LTD18 citations74
US4296803AOct 27, 1981
Plate used in condenser
HISAKA WORKS LTD6 citations74
US4291759ASep 29, 1981
Cross-current type plate heat exchanger
HISAKA WORKS LTD17 citations74
US4216825AAug 12, 1980
Plate type evaporator
HISAKA WORKS LTD12 citations74
US4184542AJan 22, 1980
Plate type condenser
HISAKA WORKS LTD12 citations74
US4841916AJun 27, 1989
Evaporating apparatus with preheater
HISAKA WORKS LTD9 citations73
US4827877AMay 9, 1989
Heat recovery system utilizing non-azeotropic medium
HISAKA WORKS LTD10 citations73
US4779424AOct 25, 1988
Heat recovery system utilizing non-azeotropic medium
HISAKA WORKS LTD16 citations73
US4608829ASep 2, 1986
Waste heat recovering device
HISAKA WORKS LTD8 citations73
US4509592AApr 9, 1985
Plate type evaporator
HISAKA WORKS LTD13 citations72
US4182410AJan 8, 1980
Plate type condenser
HISAKA WORKS LTD12 citations71
US4314605AFeb 9, 1982
Condenser
HISAKA WORKS LTD15 citations70
US4228850AOct 21, 1980
Plate used in condenser
HISAKA WORKS LTD5 citations63
US4785876ANov 22, 1988
Heat recovery system utilizing non-azetotropic medium
HISAKA WORKS LTD3 citations62
US4285395AAug 25, 1981
Structure of fluid condensing and heat conducting surface of condenser
HISAKA WORKS LTD1 citations51