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Shiojiri-shi, JP
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Patents Grants
last 30 patents
Information
Patent Grant
Electronic device and altitude calculation method
Patent number
10,612,919
Issue date
Apr 7, 2020
Seiko Epson Corporation
Tsubasa Shirai
G01 - MEASURING TESTING
Information
Patent Grant
Wearable device and method of controlling wearable device
Patent number
10,401,504
Issue date
Sep 3, 2019
Seiko Epson Corporation
Tatsuhiko Sugiyama
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Grant
Method of calculating movement speed and device for calculating mov...
Patent number
9,253,751
Issue date
Feb 2, 2016
Seiko Epson, Corporation
Tsubasa Shirai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Position calculating method and position calculating device
Patent number
8,775,076
Issue date
Jul 8, 2014
Seiko Epson Corporation
Tsubasa Shirai
G01 - MEASURING TESTING
Information
Patent Grant
Position calculating method and position calculating device
Patent number
8,570,214
Issue date
Oct 29, 2013
Seiko Epson Corporation
Tsubasa Shirai
G01 - MEASURING TESTING
Information
Patent Grant
Search frequency correction method, positioning method, program, an...
Patent number
8,514,912
Issue date
Aug 20, 2013
Seiko Epson Corporation
Tsubasa Shirai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multipath signal evaluation method, position calculation method, an...
Patent number
8,358,244
Issue date
Jan 22, 2013
Seiko Epson Corporation
Tsubasa Shirai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Code phase error estimating method, code phase calculating method,...
Patent number
8,265,125
Issue date
Sep 11, 2012
Seiko Epson Corporation
Tsubasa Shirai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Grant
Multipath signal judging method, program, and multipath signal judg...
Patent number
8,155,171
Issue date
Apr 10, 2012
Seiko Epson Corporation
Tsubasa Shirai
G01 - MEASURING TESTING
Patents Applications
last 30 patents
Information
Patent Application
WEARABLE DEVICE AND METHOD OF CONTROLLING WEARABLE DEVICE
Publication number
20180356534
Publication date
Dec 13, 2018
SEIKO EPSON CORPORATION
Tatsuhiko SUGIYAMA
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
RANKING SYSTEM, SERVER, RANKING METHOD, RANKING PROGRAM, RECORDING...
Publication number
20180164110
Publication date
Jun 14, 2018
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G01 - MEASURING TESTING
Information
Patent Application
PHYSICAL ABILITY EVALUATION SYSTEM, ELECTRONIC APPARATUS, PHYSICAL...
Publication number
20180160921
Publication date
Jun 14, 2018
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
INFORMATION OUTPUT SYSTEM, INFORMATION OUTPUT METHOD, AND INFORMATI...
Publication number
20180047194
Publication date
Feb 15, 2018
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G06 - COMPUTING CALCULATING COUNTING
Information
Patent Application
System, method, and non-transitory computer readable medium for rec...
Publication number
20180043212
Publication date
Feb 15, 2018
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G01 - MEASURING TESTING
Information
Patent Application
INFORMATION NOTIFICATION SYSTEM, INFORMATION NOTIFICATION METHOD, A...
Publication number
20170282040
Publication date
Oct 5, 2017
SEIKO EPSON CORPORATION
Shigeto CHIBA
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
BIOLOGICAL INFORMATION PROCESSING SYSTEM, SERVER, BIOLOGICAL INFORM...
Publication number
20170258407
Publication date
Sep 14, 2017
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Application
PERFORMANCE MONITORING DEVICE, PERFORMANCE MONITORING SYSTEM, AND P...
Publication number
20170259114
Publication date
Sep 14, 2017
SEIKO EPSON CORPORATION
Osamu YAMADA
A63 - SPORTS GAMES AMUSEMENTS
Information
Patent Application
OPERATION INFORMATION PROVIDING APPARATUS, OPERATION INFORMATION PR...
Publication number
20170242405
Publication date
Aug 24, 2017
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
ELECTRONIC DEVICE AND ALTITUDE CALCULATION METHOD
Publication number
20170205232
Publication date
Jul 20, 2017
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G01 - MEASURING TESTING
Information
Patent Application
SPEED ESTIMATION METHOD, SPEED ESTIMATION DEVICE, AND PORTABLE APPA...
Publication number
20150127285
Publication date
May 7, 2015
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G01 - MEASURING TESTING
Information
Patent Application
METHOD OF CALCULATING MOVEMENT SPEED AND DEVICE FOR CALCULATING MOV...
Publication number
20130210453
Publication date
Aug 15, 2013
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G01 - MEASURING TESTING
Information
Patent Application
Position Calculating Method and Position Calculating Device
Publication number
20120259543
Publication date
Oct 11, 2012
SEIKO EPSON CORPORATION
Tsubasa Shirai
G01 - MEASURING TESTING
Information
Patent Application
POSITION CALCULATING METHOD AND POSITION CALCULATING DEVICE
Publication number
20110291881
Publication date
Dec 1, 2011
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G01 - MEASURING TESTING
Information
Patent Application
MULTIPATH SIGNAL EVALUATION METHOD, POSITION CALCULATION METHOD, AN...
Publication number
20100328151
Publication date
Dec 30, 2010
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
SEARCH FREQUENCY CORRECTION METHOD, POSITIONING METHOD, PROGRAM, AN...
Publication number
20090310655
Publication date
Dec 17, 2009
SEIKO EPSON CORPORATION
Tsubasa Shirai
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
CODE PHASE ERROR ESTIMATING METHOD, CODE PHASE CALCULATING METHOD,...
Publication number
20090168852
Publication date
Jul 2, 2009
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
H04 - ELECTRIC COMMUNICATION TECHNIQUE
Information
Patent Application
MULTIPATH SIGNAL JUDGING METHOD, PROGRAM, AND MULTIPATH SIGNAL JUDG...
Publication number
20090168925
Publication date
Jul 2, 2009
SEIKO EPSON CORPORATION
Tsubasa SHIRAI
G01 - MEASURING TESTING