Inventor · Palo Alto, CA, US

Kookrin Char

11Patents
7h-index
21Co-inventors
66Inventor score

Filing activity: Jul 20, 1988 → Jul 8, 2021

Most-cited inventions

PatentTitleAreaCited byStatus
US5366953A Method of forming grain boundary junctions in high temperature superconductor films Emerging Cross-Sectional Technologies 225 Expired
US5696392A Barrier layers for oxide superconductor devices and circuits Emerging Cross-Sectional Technologies 61 Expired
US5157466A Grain boundary junctions in high temperature superconductor films Emerging Cross-Sectional Technologies 50 Expired
US5047385A Method of forming superconducting YBa.sub.2 Cu.sub.3 O.sub.7-x thin films with controlled crystal orientation Emerging Cross-Sectional Technologies 27 Expired
US5132282A High temperature superconductor-strontium titanate sapphire structures Emerging Cross-Sectional Technologies 14 Expired
US5126533A Substrate heater utilizing protective heat sinking means Electricity 14 Expired
US5130294A High temperature superconductor-calcium titanate structures Emerging Cross-Sectional Technologies 7 Expired
US5207884A Superconductor deposition system Emerging Cross-Sectional Technologies 6 Expired
US5217947A High-temperature superconductors Emerging Cross-Sectional Technologies 1 Expired
US9755025B2 Transparent compound semiconductor and production method therefor Emerging Cross-Sectional Technologies 1 Active
US12166066B2 Thin film laminate structure, integrated device including the same, and method of manufacturing the thin film laminate structure Electricity 0 Active

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.