History

2018

07. Established Rahum Nanotech Co., Ltd.

08. Appeared in patent <Appearance No.: 10-2018-0090049>, Metal nanowire transparent electrode and manufacturing method thereof

08. Entered into an industrial education advisory contract with Yeungnam University 08. International PCT application for patent appearance in 157 countries

08. Moved into Gyeongbuk Tech Park 11. Establishment of company-affiliated research institute <Yungnam University, industry-academic cooperation>

11. Technology transfer from Yeungnam University <Method of forming pattern of non-etching printing microelectrode>

2019

03. Acquired certificate of corporate research institute [KOITA]

04. Approval of venture business confirmation <Small and Medium Business Corporation>

08. Acquired T-4 grade as an excellent company in technology evaluation [NICE evaluation information]

11. Patent registration <Registration number: No. 10-2051886>,, Transparent LED display device and manufacturing method

12. Factory registration <Gimpo Master Biz Park No. 223>

2020

01. Acquired ISO9001 certificate

04. Successfully developed and mass-produced Transparent LED display for 2LD small stores

06. Patent registration: A method of forming a pattern of non-etching printing microelectrodes

06~11 Global Start-up Accelerating 08. Successfully developed a transparent LED display that can be used as a general-purpose controller

12. Launched Dual-Screen HD Display

2021

03. Transparent LED display development and release Dual display development and release

04. Advertisement media business hot place project

05. Dual display development and release

06. Advertisement medium (transparent/dual display) development and DEMO success

07. Success in crowdfunding (platform) recruitment

07. Apgujeong Rodeo Street The Paldang Pilot Installation

09. Participated in International Optical Convergence Expo (September 7th~9th 3 days)

09. AI/XR based interactive responsive signage development

2022

05. Appeared in patent , Head-mounted AR device utilizing smartphone