Inventor profile of:

Seong-Jun LEE

City:

Daejeon

Country:

South Korea

Published Applications:

16

Last publication date:

2025-07-10

Top Assignees for applications by Seong-Jun LEE

The entities that hold a legal rights for patent applications filed by inventor LEE Seong-Jun:

Recent patent applications by LEE Seong-Jun

Seong-Jun LEE from Daejeon, KR has applied for patents for these inventions. The list has both pending applications and granted patents:

#1 | 2025-07-10
US20250221616A1
Human necessities

APPARATUS AND METHOD FOR PREDICTING MYOPIC REGRESSION

#2 | 2019-06-06
US20190171038A1
Physics

Contact lens for presbyopia

#3 | 2014-05-29
US20140148634A1
Chemistry; metallurgy

Method and apparatus for recovering ethylene from fluidized catalytic cracking (FCC) off-gas

#4 | 2013-08-22
US20130213793A1
Chemistry; metallurgy

Separation of olefins from olefins/paraffins mixed gas

#5 | 2013-08-15
US20130206581A1
Chemistry; metallurgy

Displacement desorption process for light olefin separation

#6 | 2013-08-15
US20130206575A1
Chemistry; metallurgy

Production of high purity butene-1 from C4 olefins/paraffins mixed gas

#7 | 2011-01-06
US20110004041A1
Chemistry; metallurgy

Method of producing 1,3-butadiene from N-butene using continuous-flow dual-bed reactor

#8 | 2010-11-04
US20100280300A1
Performing operations; transporting

Mixed manganese ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof

#9 | 2010-09-30
US20100249482A1
Performing operations; transporting

Method of preparing multicomponent bismuth molybdate catalysts comprising four metal components and method of preparing 1,3-butadiene using said catalysts

#10 | 2010-06-03
US20100137664A1
Chemistry; metallurgy

Process for 1,3-butadiene separation from a crude C4 stream with acetylene converter

#11 | 2010-05-20
US20100125161A1
Electricity

Method of preparing multicomponent bismuth molybdate catalysts with controlling pH and a method of preparing 1,3-butadiene using thereof

#12 | 2010-05-13
US20100121123A1
Performing operations; transporting

Zinc ferrite catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof

#13 | 2010-05-13
US20100116639A1
Chemistry; metallurgy

Production of high purity butene-1 from C4 olefins/paraffins mixed gas

#14 | 2010-02-25
US20100048971A1
Performing operations; transporting

Separation of olefins from olefins/paraffins mixed gas

#15 | 2009-09-17
US20090234140A1
Chemistry; metallurgy

Method for separating of optically pure thiophene compounds using simulated moving bed chromatography

#16 | 2009-04-02
US20090088594A1
Performing operations; transporting

Bismuth molybdate-based catalysts, method of preparing thereof and method of preparing 1,3-butadiene using thereof

InventorID:

383606 ⎘