Inventor
NAKAYAMA YASUAKI
18 patents
⚠️ This page may combine multiple inventors who share the name “NAKAYAMA YASUAKI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CITIZEN WATCH CO LTD
10 patentsUS4224387ASep 23, 1980
Battery construction
CITIZEN WATCH CO LTD45 citations92
US4150538AApr 24, 1979
Dial attaching device for watch
CITIZEN WATCH CO LTD19 citations81
US4243329AJan 6, 1981
Watch movement construction
CITIZEN WATCH CO LTD19 citations73
US4201040AMay 6, 1980
Watch movement construction
CITIZEN WATCH CO LTD15 citations73
US4186551AFeb 5, 1980
Electronic timepiece structure
CITIZEN WATCH CO LTD8 citations73
US3935701AFeb 3, 1976
Wristwatch with a time display control switch means
CITIZEN WATCH CO LTD18 citations73
US4095129AJun 13, 1978
Rotor assembly for electro-mechanical transducer of electronic timepiece
CITIZEN WATCH CO LTD16 citations68
US3998044ADec 21, 1976
Electronic timepiece
CITIZEN WATCH CO LTD17 citations66
US4526476AJul 2, 1985
Correction system for hands display type of electronic timepiece
CITIZEN WATCH CO LTD2 citations62
US4296488AOct 20, 1981
Watch movement construction
CITIZEN WATCH CO LTD6 citations62
SUMITOMO WIRING SYSTEMS
4 patentsUS7997916B2Aug 16, 2011
Resilient plug, fluid proof construction and connector
SUMITOMO WIRING SYSTEMS12 citations82
US10355381B2Jul 16, 2019
Board connector
SUMITOMO WIRING SYSTEMS2 citations72
US11094432B2Aug 17, 2021
Communication cable and crimping member
SUMITOMO WIRING SYSTEMS1 citations62
US9787001B2Oct 10, 2017
Terminal fitting and wire with terminal fitting
SUMITOMO WIRING SYSTEMS1 citations51