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Inventor

Katsumi Sugaya

Inventor
Hyogo, JP

Overview

6→
Patents
2003–2013
Patent span
Electricity
Primary field (CPC H)

Patents· 6 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps27%
H05BElectric heating27%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications18%
G03BApparatus or arrangements for taking photographs or for projecting or viewing them9%
H01KElectric incandescent lamps9%
H04NPictorial communication, e.g. television9%
PatentTitleYear
8,558,480'Driving method of light source apparatus for projector'20137,446,482'High pressure discharge lamp lighting apparatus'20087,439,691'High pressure discharge lamp lighting device'20087,170,237'Device for operation of a high pressure discharge lamp'20076,815,892'Discharge lamp with metal oxide coating'20046,597,114'Lamp and lamp package made of functionally gradient material'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2013Patents assigned to USHIO ELECTRIC INC (6)· patent assignee history
2003–2004Based in Takasago, JP· patent location history
2007–2008Based in Himeji, JP· patent location history
2008–2013Based in Hyogo, JP· patent location history
2013Patents assigned to SUGAYA KATSUMI (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
USHIO ELECTRIC INC62003–2013
SUGAYA KATSUMIself12013
Locations
LocationPatentsSpan
Hyogo, JP22008–2013
Himeji, JP22007–2008
Takasago, JP22003–2004