YI

Yoshitaka Iijima

SE Seiko Epson: 24 patents #686 of 7,774Top 9%
Nissan Motor Co.: 5 patents #1,472 of 8,689Top 20%
Overall (All Time): #130,430 of 4,157,543Top 4%
29
Patents All Time

Issued Patents All Time

Showing 1–25 of 29 patents

Patent #TitleCo-InventorsDate
11226596 Electronic timepiece Yasuhiro MOMOSE, Takaya Masaki 2022-01-18
10754303 Electronic timepiece Yasuhiro MOMOSE, Takaya Masaki 2020-08-25
10653327 Biological information detection device 2020-05-19
10241474 Electronic watch Yasuhiro MOMOSE, Takaya Masaki 2019-03-26
10037008 Electronic timepiece Yasuhiro MOMOSE, Takaya Masaki 2018-07-31
9989932 Electronic timepiece Yasuhiro MOMOSE, Takaya Masaki 2018-06-05
9913582 Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Hideto Yamashita 2018-03-13
9912044 Antenna built-in portable device Fumihiro Misawa 2018-03-06
9282903 Device for measuring biological information Shigemitsu TANAKA, Yoshihiro Hidai 2016-03-15
9241644 Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Hideto Yamashita 2016-01-26
9179848 Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Hideto Yamashita 2015-11-10
8915857 Method for manufacturing optical device, optical device, and biological information detector Hideo Miyasaka, Satoshi Nakajima 2014-12-23
8823944 Biological information detector, biological information measuring device, and method for designing reflecting part in biological information detector Hideto Yamashita 2014-09-02
8814802 Biological information detector and biological information measuring device Hideto Yamashita, Hideo Miyasaka 2014-08-26
8758239 Biological information detector and biological information measuring device Hideto Yamashita, Shigemi Sato 2014-06-24
8740791 Biological information detector and biological information measurement device Shigemi Sato, Hideto Yamashita 2014-06-03
6800983 Magnetic circuit structure, and power-generating device and electronic device using the same Kinya Matsuzawa 2004-10-05
6630852 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 Teruhiko Fujisawa, Shinji Nakamiya, Kenji Iida 2003-10-07
6522603 Charging device for electronic timepiece, electronic timepiece, and method for controlling charging device Fumiaki Miyahara, Shinji Nakamiya 2003-02-18
6476580 Electronic apparatus and control method for electronic apparatus Shinji Nakamiya, Teruhiko Fujisawa, Kenji Iida 2002-11-05
6476579 Pulse motor driving device, pulse motor driving method, timepiece device, and timepiece device control method Hidehiro Akahane, Shinji Nakamiya, Kenji Iida, Tsuneaki Furukawa 2002-11-05
6452358 Electronic apparatus and control method for electronic apparatus Kenji Iida, Shinji Nakamiya 2002-09-17
5802016 Electronic watch Masaru Kubota, Takashi Kawaguchi, Hidehiro Akahane, Keiichiro Oguchi, Mikiko Ito +2 more 1998-09-01
5563445 Semiconductor device Shigeaki Seki 1996-10-08
4706989 Rear independent suspension for automotive vehicle Hiroshi Noguchi 1987-11-17