Inventor

Hideo Takenawa

Inventor

Hachioji, JP

Overview

8→

Patents

2013–2017

Patent span

Physics

Primary field (CPC G)

Patents· 8 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

G04Cprimary

G04CElectromechanical clocks or watches30%

G04BMechanically-driven clocks or watches13%

G04GElectronic time-pieces13%

H01LSemiconductor devices9%

G02BOptical elements, systems or apparatus4%

G04RRadio-controlled time-pieces4%

H02NElectric machines not otherwise provided for4%

H02SGeneration of electric power by conversion of infrared radiation, visible light or ultraviolet light, e.g. using photovoltaic [pv] modules4%

H04BTransmission4%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation4%

PatentTitleYear

9,829,862Driving unit and timepiece2017 9,280,143'Sensitivity adjustment device and radio wave communication device'2016 8,988,974'Display apparatus and electronic timepiece'2015 8,971,153'Information display device and analog electronic timepiece'2015 8,917,578'Information display device and electronic timepiece'2014 8,873,345'Solar power generating device and electronic timepiece'2014 8,787,123'Information notifying device and electronic timepiece'2014 8,613,521'Hand illuminating apparatus'2013

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2013–2017Patents assigned to CASIO COMPUTER CO LTD (8)· patent assignee history

2013–2016Patents assigned to TAKENAWA HIDEO (2)· patent assignee history

2013Patents assigned to MURATA YOSHIYUKI (1)· patent assignee history

2013–2016Based in Hachioji, JP· patent location history

2016Patents assigned to KAWAOKA HIROYASU (1)· patent assignee history

2016Patents assigned to KITAHARA MASAAKI (1)· patent assignee history

2017Based in Hamura, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
CASIO COMPUTER CO LTD	8	2013–2017
TAKENAWA HIDEOself	2	2013–2016
KAWAOKA HIROYASU	1	2016
KITAHARA MASAAKI	1	2016
MURATA YOSHIYUKI	1	2013

Locations

Location	Patents	Span
Hachioji, JP	7	2013–2016
Hamura, JP	1	2017