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Hiroyuki MIYAO
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Tokyo, JP
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Patents Grants
last 30 patents
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Patent Grant
Reflecting plate and reflecting frame
Patent number
8,851,687
Issue date
Oct 7, 2014
Hitachi Solutions, Ltd.
Hiroyuki Miyao
G06 - COMPUTING CALCULATING COUNTING
Patents Applications
last 30 patents
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Patent Application
DOORBELL, KEY MANAGEMENT SYSTEM, AND INTERCOM SYSTEM
Publication number
20210406820
Publication date
Dec 30, 2021
AIPHONE CO., LTD.
Seiya YAMAKAWA
E05 - LOCKS KEYS WINDOW OR DOOR FITTINGS SAFES
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Patent Application
REFLECTING PLATE AND REFLECTING FRAME
Publication number
20120154942
Publication date
Jun 21, 2012
TOKAI TEC CO., LTD.
Hiroyuki MIYAO
G06 - COMPUTING CALCULATING COUNTING