Atsumi Electric Co., Ltd.

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Patent Activity in the Last 10 Years

Technologies

Intl Class Technology Matters Rank in Class
 
 
 
G08B SIGNALLING OR CALLING SYSTEMS; ORDER TELEGRAPHS; ALARM SYSTEMS 292
 
 
 
H03F AMPLIFIERS 182
 
 
 
1004 OTHER MEASURING INSTRUMENTS, APPARATUS AND DEVICES135
 
 
 
1005 INSTRUMENTS, APPARATUS AND DEVICES FOR CHECKING, SECURITY OR TESTING120

Top Patents (by citation)

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Recent Publications

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Recent Patents

Patent # Title Filing Date Issue Date Intl Class
D723958 Infrared ray sensorNov 04, 13Mar 10, 15[1004]
D605963 Rotatable infrared sensorAug 27, 08Dec 15, 09[1005]
6150658 Passive infrared detectorOct 19, 98Nov 21, 00[G08B]
6060952 Amplifier circuit for infrared sensorMar 01, 99May 09, 00[H03F]
5596310 Received light level indicating system for beam sensorApr 18, 95Jan 21, 97[G08B]

Expired/Abandoned/Withdrawn Patents

Patent # Title Status Filing Date Issue/Pub Date Intl Class
2010/0019,903 PASSIVE INFRARED DETECTORAbandonedAug 14, 09Jan 28, 10[G08B]

Top Inventors for This Owner

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