Young Hee Mun, Gun Kim, Sung Ho Yoon: Method of fabricating a silicon wafer including steps of different temperature ramp-up rates and cool-down rates. November 4, 2003: US06642123 (19 worldwide citation)

A method of fabricating a silicon wafer, which includes the steps of preparing a silicon wafer by slicing, grinding, and cleaning an ingot, inserting the silicon wafer in a diffusion furnace having an ambience of one of Ar, N

Byeong Yeol Park, Sung Ho Yoon, Bal Jung: Method for manufacturing pressure vessels having holes of different diameters. Agency for Defense Development, Scully Scott Murphy & Presser, December 28, 1993: US05273603 (7 worldwide citation)

A method for filament winding a pressure vessel having at both end domes thereof holes of different diameters and preferably used for a high pressure combustor of a rocket engine. The present method comprises first and second winding processes. In the first process, the first mandrel on which the wi ...

Young Hee Mun, Gun Kim, Sung Ho Yoon: Method of fabricating annealed wafer. Siltron, Piper Rudnick, November 16, 2004: US06818569 (4 worldwide citation)

A method of fabricating an annealed wafer of high quality by forming a defect-free active region of a device and controlling an irregular resistivity characteristic. The method includes a first annealing step of pre-heating a silicon wafer at a temperature of about 500° C. in a furnace in an ambienc ...

Hyung Jin Jung, Goo Dae Kim, No Kyung Park, Yong Gyu Shin, Sung Ho Yoon, Sung Kyu Lee: Vacuum insulator using glass white wool and its fabrication method. Korea Institute of Science and Technology, Ostrolenk Faber Gerb & Soffen, April 19, 2005: US06881467 (1 worldwide citation)

The vacuum insulator in accordance with the present invention comprises glass white wool body which density is 0.1˜0.5 g/cm3 in density and is below 0.0023 kcal/mh° C. in thermal conductivity, and a non permeable container surrounding the body in which the pressure is between 10−6 ˜10−1 torr. The va ...

Jong Wook Hong, Jihyun F Kim, Tae Kwang Oh, Sung Ho Yoon: Microfluidic array system for biological, chemical, and biochemical assessments. Auburn University, Andrus Sceales Starke & Sawall, March 15, 2011: US07906074 (1 worldwide citation)

The system and method of the present application is a microfluidic array system for biological, chemical and biochemical assessments including a microfluidic chip for reaction assays, wherein the microfluidic chip includes a control layer and a fluidic layer, wherein the control layer is pressurized ...

Won Jong Kwon, Se Ho Park, Sung Ho Yoon, Yeo Jin Jeon: Metal nanoplate, a method for preparing the same, a conductive ink composition, and a conductive film comprising the same. LG Chem, Lerner David Littenberg Krumholz & Mentlik, April 17, 2018: US09944813

The present invention relates to a metal nanoplate, a method for manufacturing same, and a conductive ink composition and a conductive film comprising metal nanoplate. The metal nanoplate does not require application of a high temperature and high pressure and thus can be easily manufactured at a lo ...

Won Jong Kwon, Gyo Hyun Hwang, Sang Uck Lee, Hyuk Kim, Jung Won Park, Sung Ho Yoon, Kyung Hoon Lee: Belt-shaped metal nanostructure and method for preparing same. LG Chem, Dentons US, November 15, 2016: US09492866

The present invention relates to a belt-shaped metal nanostructure in which a wide surface area of catalytically active material can be realized even by a relatively small amount thereof so that it shows an excellent catalytic activity, and a method for preparing same.

Won Jong Kwon, Sung Ho Yoon, Kyung Hoon Lee: Preparation method of metal nanobelt. LG Chem, McKenna Long & Aldridge, February 24, 2015: US08962731

This disclosure relates to a method of preparing a metal nanobelt. According to the method, a metal nanobelt having various applicabilities, for example, capable of easily forming a conductive film or a conductive pattern with excellent conductivity, may be easily prepared by a simple process at roo ...

Woo Ram Lee, Sang Ho Kim, Sung Ho Yoon: Preparation method of copper particle composition. LG Chem, McKenna Long & Aldridge, August 7, 2012: US08236089

A preparation method of a copper particle composition includes dissolving a copper carboxyl compound, or a carboxyl group-containing compound and a copper salt, in a solvent to prepare a copper(II) precursor solution; putting a weak reducing agent with a standard reduction potential of −0.2 to −0.05 ...

Woo Ram Lee, Sang Ho Kim, Sung Ho Yoon: Spherical assembly particle composition of cuprous oxide and preparation method thereof. LG Chem, McKenna Long & Aldridge, January 1, 2013: US08343454

A Cu2O spherical assembly particle composition is composed of Cu2O spherical assembly particles, each of which is formed by agglomerating a plurality of Cu2O ultrafine particles that have an average diameter in the range from 1 to 100 nm and a standard deviation on the diameter in the range from 0 t ...