Patent | Date |
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Electronic timepiece Grant 11,226,596 - Iijima , et al. January 18, 2 | 2022-01-18 |
Electronic timepiece Grant 10,754,303 - Iijima , et al. A | 2020-08-25 |
Biological information detection device Grant 10,653,327 - Iijima | 2020-05-19 |
Electronic Timepiece App 20190196413 - IIJIMA; Yoshitaka ;   et al. | 2019-06-27 |
Electronic watch Grant 10,241,474 - Iijima , et al. | 2019-03-26 |
Electronic Timepiece App 20180253066 - IIJIMA; Yoshitaka ;   et al. | 2018-09-06 |
Electronic timepiece Grant 10,037,008 - Iijima , et al. July 31, 2 | 2018-07-31 |
Electronic timepiece Grant 9,989,932 - Iijima , et al. June 5, 2 | 2018-06-05 |
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Grant 9,913,582 - Yamashita , et al. March 13, 2 | 2018-03-13 |
Antenna built-in portable device Grant 9,912,044 - Iijima , et al. March 6, 2 | 2018-03-06 |
Electronic Timepiece App 20170285583 - IIJIMA; Yoshitaka ;   et al. | 2017-10-05 |
Electronic Timepiece App 20170277137 - IIJIMA; Yoshitaka ;   et al. | 2017-09-28 |
Electronic Timepiece App 20170277129 - IIJIMA; Yoshitaka ;   et al. | 2017-09-28 |
Electronic Watch App 20170212476 - IIJIMA; Yoshitaka ;   et al. | 2017-07-27 |
Biological Information Detector, Biological Information Measuring Device, And Method For Designing Reflecting Part In Biological Information Detector App 20160095519 - YAMASHITA; Hideto ;   et al. | 2016-04-07 |
Device for measuring biological information Grant 9,282,903 - Iijima , et al. March 15, 2 | 2016-03-15 |
Biological Information Detection Device App 20160058310 - Iijima; Yoshitaka | 2016-03-03 |
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Grant 9,241,644 - Yamashita , et al. January 26, 2 | 2016-01-26 |
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Grant 9,179,848 - Yamashita , et al. November 10, 2 | 2015-11-10 |
Biological Information Detector And Biological Information Measuring Device App 20150190058 - IIJIMA; Yoshitaka ;   et al. | 2015-07-09 |
Antenna Built-in Portable Device App 20150109172 - IIJIMA; Yoshitaka ;   et al. | 2015-04-23 |
Biological Information Detector, Biological Information Measuring Device, And Method For Designing Reflecting Part In Biological Information Detector App 20150045639 - YAMASHITA; Hideto ;   et al. | 2015-02-12 |
Biological Information Detector And Biological Information Measuring Device App 20150038807 - YAMASHITA; Hideto ;   et al. | 2015-02-05 |
Biological Information Detector And Biological Information Measuring Device App 20150005593 - IIJIMA; Yoshitaka ;   et al. | 2015-01-01 |
Method for manufacturing optical device, optical device, and biological information detector Grant 8,915,857 - Iijima , et al. December 23, 2 | 2014-12-23 |
Biological Information Detector And Biological Information Measuring Device App 20140358013 - IIJIMA; Yoshitaka ;   et al. | 2014-12-04 |
Biological Information Detector, Biological Information Measuring Device, And Method For Designing Reflecting Part In Biological Information Detector App 20140296671 - YAMASHITA; Hideto ;   et al. | 2014-10-02 |
Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Grant 8,823,944 - Yamashita , et al. September 2, 2 | 2014-09-02 |
Biological Information Detector And Biological Information Measuring Device App 20140243689 - YAMASHITA; Hideto ;   et al. | 2014-08-28 |
Biological information detector and biological information measuring device Grant 8,814,802 - Iijima , et al. August 26, 2 | 2014-08-26 |
Biological Information Detector And Biological Information Measuring Device App 20140228691 - SATO; Shigemi ;   et al. | 2014-08-14 |
Biological Information Detector And Biological Information Measurement Device App 20140228690 - SATO; Shigemi ;   et al. | 2014-08-14 |
Biological information detector and biological information measuring device Grant 8,758,239 - Yamashita , et al. June 24, 2 | 2014-06-24 |
Biological information detector and biological information measurement device Grant 8,740,791 - Sato , et al. June 3, 2 | 2014-06-03 |
Method For Manufacturing Optical Device, Optical Device, And Biological Information Detector App 20110199613 - IIJIMA; Yoshitaka ;   et al. | 2011-08-18 |
Biological Information Detector And Biological Information Measuring Device App 20110196242 - SATO; Shigemi ;   et al. | 2011-08-11 |
Biological Information Detector, Biological Information Measuring Device, And Method For Designing Reflecting Part In Biological Information Detector App 20110190605 - YAMASHITA; Hideto ;   et al. | 2011-08-04 |
Giological Information Detector And Biological Information Measuring Device App 20110178414 - IIJIMA; Yoshitaka ;   et al. | 2011-07-21 |
Biological Information Detector And Biological Information Measurement Device App 20110166457 - SATO; Shigemi ;   et al. | 2011-07-07 |
Biological Information Detector And Biological Information Measuring Device App 20110166456 - YAMASHITA; Hideto ;   et al. | 2011-07-07 |
Biological Information Detector And Biological Information Measuring Device App 20110166462 - IIJIMA; Yoshitaka ;   et al. | 2011-07-07 |
Device For Measuring Biological Information App 20110125037 - IIJIMA; Yoshitaka ;   et al. | 2011-05-26 |
Magnetic circuit structure, and power-generating device and electronic device using the same Grant 6,800,983 - Iijima , et al. October 5, 2 | 2004-10-05 |
Power-generation detection circuit for use in an electronic device and power-generation detection method and power consumption control method for use in connection therewith Grant 6,630,852 - Fujisawa , et al. October 7, 2 | 2003-10-07 |
Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method Grant 6,476,579 - Akahane , et al. November 5, 2 | 2002-11-05 |
Electronic apparatus and control method for electronic apparatus Grant 6,476,580 - Nakamiya , et al. November 5, 2 | 2002-11-05 |
Power-generation detection circuit for use in an electronic device and power-generation detection method and power consumption control method for use in connection therewith App 20020079954 - Fujisawa, Teruhiko ;   et al. | 2002-06-27 |
Electronic watch Grant 5,802,016 - Kubota , et al. September 1, 1 | 1998-09-01 |
Automotive suspension system with vehicle height control Grant 4,647,069 - Iijima March 3, 1 | 1987-03-03 |
Rigid axle rear suspension for an automotive vehicle or the like Grant 4,410,201 - Iijima , et al. October 18, 1 | 1983-10-18 |