DT

Dai Terasawa

SI Seiko Instruments: 20 patents #69 of 1,437Top 5%
SE Seiko Epson: 1 patents #5,551 of 7,774Top 75%
Overall (All Time): #222,519 of 4,157,543Top 6%
20
Patents All Time

Issued Patents All Time

Showing 1–20 of 20 patents

Patent #TitleCo-InventorsDate
10291058 Portable device and portable timepiece Teruo Kato, Yasunori Hara, Tamotsu Maesawa, Hideki Okuda 2019-05-14
10110072 Portable device and portable timepiece Teruo Kato, Yasunori Hara, Tamotsu Maesawa, Hideki Okuda 2018-10-23
10034500 Garment Takahiro Kaneko, Hideki Okuda, Teruo Kato 2018-07-31
9636030 Portable electronic apparatus Teruo Kato, Hideki Okuda 2017-05-02
9259182 Portable electronic device Hideki Okuda, Teruo Kato 2016-02-16
D746987 Biological information detection device Hideki Okuda, Teruo Kato 2016-01-05
D746469 Biological information detection device Hideki Okuda, Teruo Kato 2015-12-29
9138158 Biological information detecting apparatus and fixing structure Hideki Okuda, Teruo Kato 2015-09-22
9131894 Biological information detecting device Teruo Kato, Hideki Okuda, Takahiro Kaneko 2015-09-15
8897852 Biological information detection device Teruo Kato, Hideki Okuda 2014-11-25
8818479 Biological information detection device Takahiro Kaneko, Teruo Kato, Hideki Okuda 2014-08-26
8818480 Biological information detection device Hideki Okuda, Teruo Kato, Takahiro Kaneko, Hiroshi Kawamata, Nobukazu Omori +1 more 2014-08-26
8792959 Biological information detection device Hideki Okuda, Teruo Kato, Takahiro Kaneko, Hiroshi Kawamata, Nobukazu Omori +1 more 2014-07-29
8256071 Main body holder for portable apparatus and portable apparatus including main body holder Hideki Okuda, Teruo Kato 2012-09-04
6748631 Hinge assembly and wrist mounting-type electronic apparatus utilizing hinge assembly Katsunobu Iguchi, Nobuhide Matsumoto, Yoshinori Bito, Takashi Ito, Haruo Hashimoto +1 more 2004-06-15
6599009 Wristwatch case having a rotary bezel Toshiaki Kume, Masayuki Kimura 2003-07-29
6542441 Battery cover structure 2003-04-01
6461125 Air pump, air chamber device using air pump, and wristwatch having air chamber device Hiroki Hanawa 2002-10-08
6418086 Battery lid structure for a timepiece case and a timepiece case Takasuke Yokote 2002-07-09
6175729 Wrist band with embedded antenna Zhujun He, Tomozumi Saruwatari 2001-01-16