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Inventor

Masazumi Ishida

Inventor
Kanagawa, JP

Overview

4→
Patents
2003–2009
Patent span
Electricity
Primary field (CPC H)

Patents· 4 as inventor

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

H01Jprimary
H01JElectric discharge tubes or discharge lamps50%
H05BElectric heating17%
LOC2617%
Y02BClimate change mitigation technologies related to buildings, e.g. housing, house appliances or related end-user applications17%
PatentTitleYear
7,573,203'Mercury-free high-pressure discharge lamp and luminaire using the same'20096,781,292'High pressure discharge lamp and luminaire'20046,661,176'High pressure discharge lamp, high pressure discharge lamp lighting apparatus and luminaire therefor'2003D0482142'Lamp bulb'2003

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2003–2009Patents assigned to TOSHIBA LIGHTING & TECHNOLOGY (4)· patent assignee history
2003–2009Based in Kanagawa, JP· patent location history
2003Based in Yokosuka, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
TOSHIBA LIGHTING & TECHNOLOGY42003–2009
Locations
LocationPatentsSpan
Kanagawa, JP32003–2009
Yokosuka, JP12003