Issued Patents All Time
Showing 426–447 of 447 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6344676 | Power semiconductor device having low on-resistance and high breakdown voltage | Chong-man Yun, Ho-cheol Jang, Young-chull Choi | 2002-02-05 |
| 6339667 | Optical waveguide and method for fabricating the same | Young-Hui Song, Sun-Tae Jung | 2002-01-15 |
| 6334311 | Thermoelectric-cooling temperature control apparatus for semiconductor device fabrication facility | Byung-Chul Kim, Young Woo Lee, Tae Ryong Kim | 2002-01-01 |
| 6332079 | Service area expansion method for mobile communication system and method of processing calls between service areas | Jae Hoon Kim, Joon Sun Uhr | 2001-12-18 |
| 6287981 | Electrode for generating a plasma and a plasma processing apparatus using the same | Kwon-Ho Son | 2001-09-11 |
| 6262470 | Trench-type insulated gate bipolar transistor and method for making the same | Kyu-Hyun Lee | 2001-07-17 |
| 6238634 | Process for the nondestructive heating and supply of hot ammonia or hot ammonia containing feed gas | Peter Gideon Gelblum, John James Barnes, Ioannis V. Bletsos, Norman Herron | 2001-05-29 |
| 6184745 | Reference voltage generating circuit | — | 2001-02-06 |
| 6123805 | Discharge electrode and process chamber of dry etching facility for manufacturing semiconductor devices | Byung-Chul Kim, Dong Hwan Ko | 2000-09-26 |
| 6111278 | Power semiconductor devices having discontinuous emitter regions therein for inhibiting parasitic thyristor latch-up | — | 2000-08-29 |
| 6079017 | Method for loading sub-processor in system having a plurality of sub-processors with respect to main processor | Hyo-Chan Han, Ki Beom Kim | 2000-06-20 |
| 5905402 | Voltage pump circuit having an independent well-bias voltage | Young-Hyun Jun | 1999-05-18 |
| 5892722 | Column selection circuit | Seong-Jin Jang, Young-Hyun Jun, Sung-Wook Kim | 1999-04-06 |
| 5886567 | Back bias voltage level detector | Jin Park | 1999-03-23 |
| 5879967 | Methods forming power semiconductor devices having latch-up inhibiting regions | — | 1999-03-09 |
| 5831470 | High-efficiency charge pumping circuit | Jin Suog Park | 1998-11-03 |
| 5602506 | Back bias voltage generator | Young-Hyun Jun | 1997-02-11 |
| 5469387 | Circuit for clamping enable clock in a semiconductor memory device | — | 1995-11-21 |
| 5461591 | Voltage generator for semiconductor memory device | Young-Hyun Jun | 1995-10-24 |
| 5434820 | Back bias voltage generator circuit of a semiconductor memory device | — | 1995-07-18 |
| 5070179 | Water-soluble copolymerized polyester resin composition | Kwang Tae Kim, Young Shin Kim | 1991-12-03 |
| 4987125 | Antithrombotic activity of the triterpenoids of ilex pubescens and the conversion method of the triterpenoids of ilex pubescens having no antithrombotic activity into the triterpenoids having antithrombotic activity | Yong Nam Han, Byung Han, Soung K. Baik | 1991-01-22 |