WONJOON CHOI

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Daejeon, KR

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Patents Grantslast 30 patents

Information Patent Grant
Lighting device, lighting attachment device, and method for manufac...
- Patent number 11,639,784
- Issue date May 2, 2023
- Choa Mun Yun
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Sunlight converting device comprising wavelength converting film
- Patent number 11,503,773
- Issue date Nov 22, 2022
- Choa Mun Yun
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Grant
Sunlight conversion device including wavelength conversion film com...
- Patent number 10,863,678
- Issue date Dec 15, 2020
- SHERPA SPACE INC.
- Choamun Yun
- H01 - BASIC ELECTRIC ELEMENTS

Patents Applicationslast 30 patents

Information Patent Application
LIGHT CONVERTING DEVICE AND FILM CARTRIGE USED IN THE SAME
- Publication number 20230111037
- Publication date Apr 13, 2023
- SHERPA SPACE INC.
- Wonjoon CHOI
- F21 - LIGHTING
Information Patent Application
WAVELENGTH CONVERSION FILM AND LIGHTING DEVICE USING THE SAME
- Publication number 20210270443
- Publication date Sep 2, 2021
- SHERPA SPACE INC.
- Choa Mun YUN
- F21 - LIGHTING
Information Patent Application
LIGHTING DEVICE, LIGHTING ATTACHMENT DEVICE, AND METHOD FOR MANUFAC...
- Publication number 20210270446
- Publication date Sep 2, 2021
- SHERPA SPACE INC.
- Choa Mun YUN
- F21 - LIGHTING
Information Patent Application
SUNLIGHT CONVERTING DEVICE COMPRISING WAVELENGTH CONVERTING FILM
- Publication number 20210105952
- Publication date Apr 15, 2021
- SHERPA SPACE INC.
- Choa Mun YUN
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING
Information Patent Application
SUNLIGHT CONVERSION DEVICE INCLUDING WAVELENGTH CONVERSION FILM
- Publication number 20190183059
- Publication date Jun 20, 2019
- SHERPA SPACE INC.
- CHOAMUN YUN
- A01 - AGRICULTURE FORESTRY ANIMAL HUSBANDRY HUNTING TRAPPING FISHING