2023.01

Filed patent for permanent magnet type rotor and its repair method (10-2023-0007084)

2023.08

Acquired venture business confirmation

2022.01

Established GRAMM research department

2022.02

Signed an electric propulsion ship development business agreement

　　

Registered patent for hybrid electric propulsion system for ships (No. 10-2415813)

2022.04

Selected as a scale-up technology development project by the Ministry of Maritime Affairs and Fisheries

　　

Selected for an early startup package technology development project

2022.05

Selected as an export-oriented technology development project by Small and Medium Business Administration

　　

Recognized as an excellent technology evaluation company (NICE)

2022.08

Signed a technology transfer contract (shaft generator) with the Small and Medium Shipbuilding Research Institute

2022.10

Signed a business agreement with Japan’s New Star Communication Co., Ld.

　　

Confirmed as a business for green guarantee by the Korea Energy Agency

2022.11

Applied patent for hybrid electric propulsion system for ships (PCT/KR2022/017531)

　　

Applied patent for rim-drive small hydro power generator (10-2022-0156951)

2022.12

Signed a business agreement with Russia’s Polymer Export LLC

　　

Exported hybrid wind power system (surveillance camera) to NSC in Japan

2021.02

Founded GRAMM Co., Ltd. (current location)

2021.06

Signed a business contract with photovoltaic business agreement