Inventor

Hae Kwan Oh

Inventor

Suwon-si, KR

Overview

7→

Patents

2015–2020

Patent span

Physics

Primary field (CPC G)

Patents· 7 as inventor

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

G02Fprimary

G02FOptical devices or arrangements for the control of light by modification of the optical properties of the media of the elements involved therein12%

G01JMeasurement of intensity, velocity, spectral content, polarisation, phase or pulse characteristics of infrared, visible or ultraviolet light8%

G01LMeasuring force, stress, torque, work, mechanical power, mechanical efficiency, or fluid pressure8%

G02BOptical elements, systems or apparatus8%

G03HHolographic processes or apparatus8%

H01LSemiconductor devices8%

H03HImpedance networks, e.g. resonant circuits8%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation8%

B06BMethods or apparatus for generating or transmitting mechanical vibrations of infrasonic, sonic, or ultrasonic frequency, e.g. for performing mechanical work in general4%

G01CMeasuring distances, levels or bearings4%

PatentTitleYear

10,697,828Multispectral optical sensor and method of manufacturing the same2020 10,353,268Acousto-optic element, acousto-optic element array, and display apparatus including the acousto-optic element2019 10,222,257Oscillation circuit including an ultraviolet sensor2019 10,114,268Acousto-optic device, and light modulator, optical scanner and display apparatus using the acousto-optic device2018 9,778,541'Acousto-optic element, acousto-optic element array, and display apparatus including the acousto-optic element'2017 9,528,832'Power-free gyroscope using surface acoustic wave, and wired/wireless method for measuring angular velocity'2016 9,116,034'Wireless measurement device using surface acoustic wave (SAW)-based micro sensor and method of using the saw-based micro sensor'2015

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2015–2016Patents assigned to LEE KEE KEUN (2)· patent assignee history

2015–2016Patents assigned to OH HAE KWAN (2)· patent assignee history

2015–2016Based in Gyeonggi-do, KR· patent location history

2017–2019Patents assigned to SAMSUNG ELECTRONICS CO LTD (3)· patent assignee history

2017–2020Based in Suwon-si, KR· patent location history

2018–2019Patents assigned to UNIV AJOU IND ACADEMIC COOP FOUND (2)· patent assignee history

2019–2020Patents assigned to KOREA ELECTRONICS TECHNOLOGY (2)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
SAMSUNG ELECTRONICS CO LTD	3	2017–2019
KOREA ELECTRONICS TECHNOLOGY	2	2019–2020
LEE KEE KEUN	2	2015–2016
OH HAE KWANself	2	2015–2016
UNIV AJOU IND ACADEMIC COOP FOUND	2	2018–2019

Locations

Location	Patents	Span
Suwon-si, KR	5	2017–2020
Gyeonggi-do, KR	2	2015–2016