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Bed support pipe spacing holder for elevated cultivation (design patent)
Settlement prevention plate for pipe (design)
Extended bed support for elevated cultivation (design patent)

Combination structure of valve body and valve handle of drip hose valve for agricultural water opening and closing(patented product)
coupling structure between connecting branch pipe of agricultural high pressure hose and branch valve to
prevent from separation(patented product)

Mulching vinyl for strawberry and other crops (patented producted)

Strawberry Nursery Corn storage pocket (Invention patent)

Strawberry Nursery Corn (Design)

Self-cleaning Filter System (Invention patent)
Standing Bed Hanger (Invention patent, Design)

Stem Support Hook (Design)
Water Filter Cleaner (Invention patent)

Fruit Tree Branch Trainer (Invention patent)

Freeze-tolerant Ball Valve (Invention patent)

Branch Trainer (Invention patent)

Stem Holder Hook (Design)

Freeze-tolerant Ball Valve (Utility model)
Fruit Tree Branch Trainer, co-developed with Gyungbook agricultural technology institution (Invention patent)

Installation of Greenhouse Rail combined with the horizontal support frame(Utility model)

Fruit Weight Sorter (Utility model)

How to manufacture the Water Hose Manifold (Utility model, Design)
Fruit Tree Stake Band (Utility model, Design)
Fixing Clamp (Invention patent, Design
Water Pipe Manifold with Switchgear (Utility model, Design)

Development of Heavy-duty Sprinkler (Utility model, Design)

Development of Pipe Fitting Tools (Utility model, Design)

Leak Resistant Sprinkler, developed (Invention patent)

Development of Water Pipe Manifold design (Patent, International Patent)

Development of Sprayer Hose Clamp (Patent)

Development of Irrigation Valve Manifold (Utility model)

Development of Valve Manifold and Multi-port Tee (Utility model, Design)
Mini sprinkler development (Utility model)

First domestic development of Switchgear Chain (Utility model, Design)

Hose Reel Production (First development of Pipe Frame Prototype)

The rear of the Water Pump and Various Equipment (Utility model, Design)