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Inventor

Yong Sang Lee

Inventor
Changnyeong-gun, KR

Overview

2→
Patents
1999–2021
Patent span
Electricity
Primary field (CPC H)

Patents· 2 as inventor

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

G03Gprimary
G03GElectrography33%
H01QAntennas, i.e. radio aerials33%
H04NPictorial communication, e.g. television33%
PatentTitleYear
11,101,550Base station antenna20215,999,772'Image forming apparatus with support member'1999

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1999Patents assigned to RICOH KK (1)· patent assignee history
1999Based in Seoul, KR· patent location history
2021Patents assigned to Ace tech corp (1)· patent assignee history
2021Based in Changnyeong-gun, KR· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
Ace tech corp12021
RICOH KK11999
Locations
LocationPatentsSpan
Changnyeong-gun, KR12021
Seoul, KR11999