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Ningbo Hoyea; Machinery Manufacture Co.Ltd.
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Ningbo City, Zhejiang Province, CN
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Patents Grants
last 30 patents
Information
Patent Grant
Circuit controller for electromagnetic valve
Patent number
10,337,637
Issue date
Jul 2, 2019
NINGBO HOYEA MACHINERY MANUFACTURE CO., LTD.
Guoliang Tao
F16 - ENGINEERING ELEMENTS AND UNITS GENERAL MEASURES FOR PRODUCING AND MAINT...
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Patent Grant
Engine valve actuation system
Patent number
9,625,050
Issue date
Apr 18, 2017
NINGBO HOYEA MACHINERY MANUFACTURE CO., LTD.
Zheng Lou
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patent Grant
Variable engine valve control system with pressure difference
Patent number
7,404,382
Issue date
Jul 29, 2008
Ningbo Hoyea Machinery Manufacture Co., Ltd.
Junjie Ling
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Patents Applications
last 30 patents
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Patent Application
Three-way proportional pressure reducing control valve
Publication number
20070193639
Publication date
Aug 23, 2007
NINGBO HOYEA MACHINERY MANUFACTURE
Junjie Ling
G05 - CONTROLLING REGULATING
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Patent Application
Variable engine valve control system with pressure difference
Publication number
20070079780
Publication date
Apr 12, 2007
NINGBO HOYEA MACHINERY MANUFACTURE CO., LTD.
Junjie Ling
F01 - MACHINES OR ENGINES IN GENERAL ENGINE PLANTS IN GENERAL STEAM ENGINES
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Trademark
last 30 trademarks
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Trademark
79321053 - HOYEA
Serial number
79321053
Registration number
6897607
Filing date
Jul 15, 2021
NINGBO HOYEA MACHINERY MANUFACTURE CO.,LTD.
7 - Machines and machine tools
Information
Trademark
79041729 - CHAP
Serial number
79041729
Registration number
3531178
Filing date
Mar 13, 2007
Ningbo Hoyea; Machinery Manufacture Co.Ltd.
7 - Machines and machine tools
Information
Trademark
79034975 - HOYEA
Serial number
79034975
Registration number
3366168
Filing date
Nov 6, 2006
Ningbo Hoyea; Machinery Manufacture Co.Ltd.
7 - Machines and machine tools