Ok Ja JEON

Follow

Person

Suwon-si, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Lighting device using combined power generation
- Patent number 11,879,623
- Issue date Jan 23, 2024
- Ok Ja Jeon
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHTING DEVICE USING COMBINED POWER GENERATION
- Publication number 20240003526
- Publication date Jan 4, 2024
- Ok Ja JEON
- H01 - BASIC ELECTRIC ELEMENTS
Information Patent Application
LIGHTING DEVICE USING COMBINED POWER GENERATION
- Publication number 20240003523
- Publication date Jan 4, 2024
- Ok Ja JEON
- F21 - LIGHTING