Inventor

Kazuhiro Kumada

Inventor

Hyogo, JP

Overview

13→

Patents

2010–2018

Patent span

Electricity

Primary field (CPC H)

Patents· 13 as inventor

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

H05Bprimary

H05BElectric heating38%

Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications25%

H02HEmergency protective circuit arrangements9%

C09KMaterials for miscellaneous applications, not provided for elsewhere3%

F21SNon-portable lighting devices3%

F21VFunctional features or details of lighting devices or systems thereof3%

F21WIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to uses or applications of lighting devices or systems3%

F21YIndexing scheme associated with subclasses f21k, f21l, f21s and f21v, relating to the form or the kind of the light sources or of the colour of the light emitted3%

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein3%

G05FSystems for regulating electric or magnetic variables3%

PatentTitleYear

10,076,010Lighting device, and luminaire2018 9,992,837Lighting device, luminaire, and control method for the lighting device2018 9,655,194'Lighting control device, lighting device, and lighting fixture'2017 9,532,414'Lighting device'2016 9,521,717'LED driver, lighting equipment and light fixture'2016 9,485,822'Lighting device, luminaire using lighting device, and lighting system using luminaire'2016 9,350,248'Power supply device with parallel buck converters'2016 9,295,138'Lighting device and luminaire using the same'2016 9,089,033'LED lighting device'2015 8,604,707'Power supply'2013 8,502,463'LED driver circuit with open load detection and associated control method'2013 8,390,213'LED power-source circuit and illumination fixture using the same'2013 7,839,069'Method for manufacturing direct backlight unit, fluorescent lamp and backlight unit'2010

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2010–2016Patents assigned to PANASONIC CORP (6)· patent assignee history

2010–2018Based in Hyogo, JP· patent location history

2013Patents assigned to KUMADA KAZUHIRO (3)· patent assignee history

2013Patents assigned to KUROKI YOSHIFUMI (2)· patent assignee history

2013Patents assigned to MIZUKAWA HIROMITSU (2)· patent assignee history

2013Based in Himeji, JP· patent location history

2015–2018Patents assigned to PANASONIC IP MAN CO LTD (9)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
PANASONIC IP MAN CO LTD	9	2015–2018
PANASONIC CORP	6	2010–2016
KUMADA KAZUHIROself	3	2013
KUROKI YOSHIFUMI	2	2013
MIZUKAWA HIROMITSU	2	2013

Locations

Location	Patents	Span
Hyogo, JP	11	2010–2018
Himeji, JP	2	2013