Pearl Lamp Works, Ltd.

Follow

Organization

Osaka, JP

Organizations

Please log in for detailed analytics

Patents Grantslast 30 patents

Information Patent Grant
Reflection type light-emitting diode device
- Patent number 7,420,216
- Issue date Sep 2, 2008
- Pearl Lamp Works, Ltd.
- Shigeru Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Grant
Light emitting diode and process for producing the same
- Patent number 7,339,201
- Issue date Mar 4, 2008
- Pearl Lamp Works, Ltd.
- Shigeru Yamazaki
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Trademarklast 30 trademarks