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Inventor

Hwan Seon Nah

Inventor
Daejeon, KR

Overview

3→
Patents
2000–2016
Patent span
Physics
Primary field (CPC G)

Patents· 3 as inventor

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

B25Bprimary
B25BTools or bench devices not otherwise provided for, for fastening, connecting, disengaging, or holding29%
G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure29%
B25HWorkshop equipment, e.g. for marking-out work14%
G01MTesting static or dynamic balance of machines or structures14%
G06FElectric digital data processing14%
PatentTitleYear
9,393,679'Wrench socket for automatically marking high tension bolt, and method for tightening high tension bolt using same'20169,261,420'Digital device and method for measuring the axial load of a torque-shear-type high strength bolt'20166,016,708'Existing strain measuring apparatus for analyzing stability of steel structure and method thereof'2000

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2000–2016Patents assigned to KOREA ELECTRIC POWER CORP (3)· patent assignee history
2000–2016Based in Daejeon, KR· patent location history
2016Patents assigned to KIM KANG SEOK (2)· patent assignee history
2016Patents assigned to LEE HYEON JU (2)· patent assignee history
2016Patents assigned to NAH HWAN SEON (2)· patent assignee history
2016Patents assigned to LEE YONG SEUNG (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
KOREA ELECTRIC POWER CORP32000–2016
KIM KANG SEOK22016
LEE HYEON JU22016
NAH HWAN SEONself22016
LEE YONG SEUNG12016
Locations
LocationPatentsSpan
Daejeon, KR32000–2016