Inventor

Chul Ho Song

Inventor

Gyeonggi-do, KR

Overview

1989–2020

Patent span

Chemistry

Primary field (CPC C)

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

A63Bprimary

A63BApparatus for physical training, gymnastics, swimming, climbing, or fencing13%

C08KUse of inorganic or non-macromolecular organic substances as compounding ingredients9%

C08LCompositions of macromolecular compounds9%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests9%

B29CShaping or joining of plastics4%

B29DProducing particular articles from plastics or from substances in a plastic state4%

B82YSpecific uses or applications of nanostructures4%

C02FTreatment of water, waste water, sewage, or sludge4%

C04BLime, magnesia4%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds4%

PatentTitleYear

Assembled from patent assignee/location history and declaration credentials.

1989Based in Seoul, KR· patent location history

2014Patents assigned to LEE YOUNG HEE (1)· patent assignee history

2014Patents assigned to NGUYEN THI XUYEN (1)· patent assignee history

2014Patents assigned to NOH HYONG SOO (1)· patent assignee history

2014Patents assigned to NOJIMA HIDEO (1)· patent assignee history

2014Based in Suwon-si, KR· patent location history

2020Patents assigned to VOLVIK INC (2)· patent assignee history

2020Based in Gyeonggi-do, KR· patent location history

Assignee and location history derived from the patent record.

Assignees

Locations