Donggwan PARK

Follow

Person

Busan, KR

People

Patents Grantslast 30 patents

Information Patent Grant
Device for assisting human body bending/stretching using elastic body
- Patent number 11,141,304
- Issue date Oct 12, 2021
- Donggwan Park
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Grant
Telescopic single-legged portable working chair
- Patent number 10,888,165
- Issue date Jan 12, 2021
- Donggwan Park
- A45 - HAND OR TRAVELLING ARTICLES

Patents Applicationslast 30 patents

Information Patent Application
HUMAN BODY FLEXION AND EXTENSION ASSIST DEVICE
- Publication number 20220409418
- Publication date Dec 29, 2022
- Donggwan PARK
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
DEVICE FOR ASSISTING HUMAN BODY BENDING/STRETCHING USING ELASTIC BODY
- Publication number 20210290422
- Publication date Sep 23, 2021
- Donggwan PARK
- A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information Patent Application
TELESCOPIC SINGLE-LEGGED PORTABLE WORKING CHAIR
- Publication number 20200046124
- Publication date Feb 13, 2020
- Donggwan PARK
- A47 - FURNITURE DOMESTIC ARTICLES OR APPLIANCES COFFEE MILLS SPICE MILLS SUCT...