Inventor · Seoul, KR

Chul-min Park

33Patents
6h-index
51Co-inventors
72Inventor score

Filing activity: Jan 22, 1993 → Sep 5, 2019

Most-cited inventions

PatentTitleAreaCited byStatus
US5741511A Transdermal drug delivery device for treating erectile dysfunction Emerging Cross-Sectional Technologies 44 Expired
US5269544A Carriage for traversing irregular surfaces Performing Operations; Transporting 21 Expired
US6723337B1 Transdermal drug delivery system for anti-inflammatory analgesic agent comprising diclofenac diethylammonium salt, and the manufacturing method thereof Human Necessities 20 Expired
US7306425B2 Fan assembly Mechanical Engineering; Lighting; Heating 11 Expired
US10564675B2 Mobile terminal and control method therefor Electricity 10 Active
US10152088B2 Mobile terminal and control method therefor Electricity 8 Active
US7319224B2 Semiconductor probe with resistive tip and method of fabricating the same Emerging Cross-Sectional Technologies 6 Expired
US9565286B2 Insole, mobile terminal and method of controlling therefor Electricity 5 Active
US9212593B2 Structure of dual exhaust system for CDA engine Mechanical Engineering; Lighting; Heating 4 Active
US9454301B2 Mobile terminal controlled by at least one touch and method of controlling therefor Physics 3 Active
US6564164B1 Method for optimally determining sensor positions for acoustic pyrometry Physics 3 Expired
US7406020B2 Method of writing data on a storage device using a probe technique Physics 2 Expired
US7419843B2 Method of manufacturing semiconductor probe having resistive tip Physics 2 Active
US7687838B2 Resistive memory device having array of probes and method of manufacturing the resistive memory device Electricity 1 Expired
US7808025B2 Electric field read/write head, method of manufacturing the same, and information storage device comprising the electric field read/write head Electricity 1 Active
US7759153B2 Method of fabricating electric field sensor having electric field shield Physics 1 Active
US7759954B2 Semiconductor probe having resistive tip and method of fabricating the same Emerging Cross-Sectional Technologies 1 Active
US7820311B2 Ferroelectric recording medium and writing method for the same Emerging Cross-Sectional Technologies 1 Active
US10051425B2 Smart terminal service system and smart terminal processing data Electricity 0 Active
US7889628B2 Ferroelectric recording medium and writing method for the same Emerging Cross-Sectional Technologies 0 Active
US8324246B2 Indol carboxylic acid bispyridyl carboxamide derivatives, pharmaceutically acceptable salt thereof, preparation method and composition containing the same as an active ingredient Chemistry; Metallurgy 0 Active
US8090970B2 Apparatus and method for playing multimedia data Emerging Cross-Sectional Technologies 0 Active
US9212594B2 Structure of exhaust system for CDA engine Mechanical Engineering; Lighting; Heating 0 Active
US7994499B2 Semiconductor probe having wedge shape resistive tip and method of fabricating the same Physics 0 Active
US8107354B2 Electric field read/write head, method of manufacturing the same, and information storage device comprising electric field read/write head Physics 0 Active

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