Issued Patents All Time
Showing 226–238 of 238 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6588310 | Saw blade shank | Joon Ho Chang | 2003-07-08 |
| 6564887 | Core drill | Jae Hyun Hong, See Hyung Kim | 2003-05-20 |
| 6551181 | Abrasive wheel | — | 2003-04-22 |
| 6526959 | Adhesive sheet for noise and shock absorption, and saw blade making use of it, and manufacturing methods therefor | Hyun-Seok Choi | 2003-03-04 |
| 6527634 | Grinding wheel with segments for preventing one-sided wear | Joon Ho Chang | 2003-03-04 |
| D466912 | Grinding wheel | — | 2002-12-10 |
| D463965 | Grinding wheel | Joon Ho Chang | 2002-10-08 |
| D458619 | Segment tip for saw blade | Youn Chul Kim | 2002-06-11 |
| 6336376 | Brake pedal supporting structure of a vehicle | — | 2002-01-08 |
| 6299522 | Grinding wheel for use in grinding apparatus | — | 2001-10-09 |
| D447496 | Saw blade for cutting steel-reinforced structure | Jong Moo Kang | 2001-09-04 |
| 6156263 | Molten steel smelting apparatus for producing ultra-low carbon steel | Sang Bok An, Joon Yang Chung, Dae Saeng Kim, Chang Hee Yim, Byeong Og You +2 more | 2000-12-05 |
| 5810930 | Photo-chemical vapor deposition apparatus having exchange apparatus of optical window and method of exchanging optical window therewith | Young Chang Eom, In Ho Hwang, Koeng Su Lim | 1998-09-22 |