Inventor

JO WONJIN

KR4 patents

⚠️ This page may combine multiple inventors who share the name “JO WONJIN”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.

KOREA INST SCI & TECH

2 patents

US9745452B2Aug 29, 2017

High strength polymer filament for FDM 3D printer including graphene coated metal nanoparticles, nanocarbons for 3D printer, and preparation method of the same

KOREA INST SCI & TECH13 citations78

US10472529B2Nov 12, 2019

Ink composition for powder bed and inkjet head 3D printing

KOREA INST SCI & TECH2 citations65

JO WONJIN

2 patents

US8844663B2Sep 30, 2014

Twin engine for improving fuel efficiency and method of operating engine using the same

JO WONJIN1 citations38

US8783224B2Jul 22, 2014

Crankshaftless internal combustion engine

JO WONJIN0 citations21