Filament type LED bulb - Beatsonic Inc.

Title:

Filament type LED bulb

Document Type and Number:

Japanese Patent JP6307688

Kind Code:

B2

Inventors:

Tsutomu Totani
Tetsuya Mizuno

Application Number:

JP2017044712A

Publication Date:

April 11, 2018

Filing Date:

March 09, 2017

Export Citation:

Assignee:

Beatsonic Inc.

International Classes:

F21K9/232; F21V19/00

Domestic Patent References:

JP2010245037A

Foreign References:

Attorney, Agent or Firm:

Hajime Miyake
Masaya Ariga

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