MK

Masayuki Koda

SI Seiko Instruments: 9 patents #182 of 1,437Top 15%
Overall (All Time): #569,934 of 4,157,543Top 15%
9
Patents All Time

Issued Patents All Time

Showing 1–9 of 9 patents

Patent #TitleCo-InventorsDate
9568887 Operation stabilizing mechanism, movement, and mechanical timepiece Takuma Kawauchiya, Masahiro Nakajima, Takashi Niwa 2017-02-14
9164486 Operation stabilization mechanism, movement, and mechanical timepiece Takuma Kawauchiya, Takashi Niwa, Masahiro Nakajima 2015-10-20
9098067 Escapement, timepiece movement and timepiece Shigeo Suzuki, Hisashi Fujieda 2015-08-04
9052693 Constant force device, movement and mechanical timepiece Takuma Kawauchiya, Takashi Niwa, Masahiro Nakajima 2015-06-09
8807827 Detent escapement and mechanical timepiece Hiroki Uchiyama, Takashi Niwa 2014-08-19
8801268 Detent escapement for timepiece and mechanical timepiece Hiroki Uchiyama, Matsuo Kishi, Takashi Niwa, Miei Sato 2014-08-12
8783943 Detent escapement and manufacturing method thereof Takashi Niwa 2014-07-22
8696194 Detent escapement and mechanical timepiece including detent escapement Takashi Niwa 2014-04-15
8491183 Detent escapement for timepiece and mechanical timepiece Hiroki Uchiyama, Matsuo Kishi, Miei Sato, Takashi Niwa 2013-07-23