Inventor
NAGATA YOICHI
US31 patents
⚠️ This page may combine multiple inventors who share the name “NAGATA YOICHI”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
CITIZEN WATCH CO LTD
9 patentsUS6061304AMay 9, 2000
Electronic watch
CITIZEN WATCH CO LTD69 citations96
US5897330AApr 27, 1999
Method of manufacturing thermoelectric power generation unit
CITIZEN WATCH CO LTD41 citations93
US6580665B1Jun 17, 2003
Electronic timepiece having power generating function
CITIZEN WATCH CO LTD28 citations92
US6232543B1May 15, 2001
Thermoelectric system
CITIZEN WATCH CO LTD44 citations92
US6646960B1Nov 11, 2003
Electronic timepiece
CITIZEN WATCH CO LTD18 citations84
US6636459B1Oct 21, 2003
Electronic clock and method of controlling the clock
CITIZEN WATCH CO LTD17 citations84
US6069846AMay 30, 2000
Electronic clock
CITIZEN WATCH CO LTD11 citations74
US6194876B1Feb 27, 2001
Power generating system
CITIZEN WATCH CO LTD6 citations63
US10644615B2May 5, 2020
Electrostatic induction generator
CITIZEN WATCH CO LTD0 citations41
CITIZEN HOLDINGS CO LTD
5 patentsUS8037755B2Oct 18, 2011
Physical quantity sensor
CITIZEN HOLDINGS CO LTD37 citations91
US7788977B2Sep 7, 2010
Physical quantity sensor
CITIZEN HOLDINGS CO LTD12 citations84
US7327638B2Feb 5, 2008
Electronic timepiece
CITIZEN HOLDINGS CO LTD7 citations74
US7715280B2May 11, 2010
Electronic clock
CITIZEN HOLDINGS CO LTD5 citations59
US8028579B2Oct 4, 2011
Vibration body for angular speed sensor
CITIZEN HOLDINGS CO LTD1 citations52
HITACHI LTD
3 patentsUS5081619AJan 14, 1992
Digital signal multiplex communication system having signal path monitoring function
HITACHI LTD21 citations82
US4987568AJan 22, 1991
Monitor system for multiplex equipment
HITACHI LTD12 citations69
US6628213B2Sep 30, 2003
CMI-code coding method, CMI-code decoding method, CMI coding circuit, and CMI decoding circuit
HITACHI LTD2 citations63
AGENCY IND SCIENCE TECHN
2 patentsUS4649060AMar 10, 1987
Method of producing a preform wire, sheet or tape fiber reinforced metal composite
AGENCY IND SCIENCE TECHN58 citations95
US4779563AOct 25, 1988
Ultrasonic wave vibration apparatus for use in producing preform wire, sheet or tape for a fiber reinforced metal composite
AGENCY IND SCIENCE TECHN38 citations92