Hyeon ik CHO

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Daegu, KR

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Patents Applicationslast 30 patents

Information Patent Application
ZOOM DRIVING ACTUATOR AND POSITION CONTROL METHOD FOR ZOOM DRIVING
- Publication number 20250036009
- Publication date Jan 30, 2025
- JAHWA ELECTRONICS CO., LTD.
- Chul Soon PARK
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
HYBRID ACTUATOR FOR ZOOM DRIVING
- Publication number 20240345360
- Publication date Oct 17, 2024
- JAHWA ELECTRONICS CO., LTD.
- JE SEUNG YEON
- G02 - OPTICS
Information Patent Application
ACTUATOR FOR CAMERA
- Publication number 20240231031
- Publication date Jul 11, 2024
- JAHWA ELECTRONICS CO., LTD.
- Chul Soon PARK
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ACTUATOR FOR CAMERA
- Publication number 20240134143
- Publication date Apr 25, 2024
- JAHWA ELECTRONICS CO., LTD.
- Chul Soon PARK
- H02 - GENERATION CONVERSION OR DISTRIBUTION OF ELECTRIC POWER
Information Patent Application
ZOOM DRIVING ACTUATOR AND POSITION CONTROL METHOD FOR ZOOM DRIVING
- Publication number 20230296964
- Publication date Sep 21, 2023
- JAHWA electronics Co., Ltd.
- Chul Soon PARK
- G03 - PHOTOGRAPHY CINEMATOGRAPHY ELECTROGRAPHY HOLOGRAPHY
Information Patent Application
ACTUATOR FOR REFLECTOR AND CAMERA MODULE INCLUDING THE SAME
- Publication number 20220390707
- Publication date Dec 8, 2022
- JAHWA ELECTRONICS CO., LTD.
- Chul Soon PARK
- G02 - OPTICS