Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12201943 | Biocide composition and method | Sang Hea Shim | 2025-01-21 |
| 11981862 | Biocide composition and use thereof | Sang Hea Shim | 2024-05-14 |
| 11944221 | Cervical spine supporting pillow and method of manufacturing same | Byung Mo Park, Han Keel Yoo | 2024-04-02 |
| 11932358 | Flotation system and shoes thereof | — | 2024-03-19 |
| 11903509 | Pillow containing latex balls | — | 2024-02-20 |
| 11499089 | Biocide composition and use thereof | Sang Hea Shim | 2022-11-15 |
| 11066595 | Biocide composition and use thereof | Sang Hea Shim | 2021-07-20 |
| 11040309 | Biocide composition and method | Sang Hea Shim | 2021-06-22 |
| 8286530 | Bicycle handle assembly | Sung Hoon Ahn, Min-Jee Roh | 2012-10-16 |
| 7749036 | Method and apparatus for manufacturing a flat fluorescent lamp | Do-Young Cho, Jeong Hur, Jong-Lee Park | 2010-07-06 |
| 7659657 | Flat fluorescent lamp with improved capability of luminance and reduced initial operational voltage | Do-Young Cho, Jong-Lee Park, Hwan-Woong Lee | 2010-02-09 |
| 7341671 | Method of controlling the growth of microorganisms | Sang Hea Shim | 2008-03-11 |
| 6596040 | Functionally graded coatings for abrasive particles and use thereof in vitreous matrix composites | Aaron Saak, Mark Phillip D'Evelyn, Michael Zimmerman, Steven W. Webb | 2003-07-22 |
| 6533958 | System for controlling microbial fouling | Sang Hea Shim | 2003-03-18 |
| 6478972 | Method of controlling microbial fouling | Sang Hea Shim | 2002-11-12 |
| 6475254 | Functionally graded coatings for abrasive particles and use thereof in vitreous matrix composites | Aaron Saak, Mark Phillip D'Evelyn, Michael Zimmerman, Steven W. Webb | 2002-11-05 |
| 5897684 | Basic oxygen process with iron oxide pellet addition | Ken M. Goodson | 1999-04-27 |
| 5885323 | Foamy slag process using multi-circuit lance | Kenneth M. Goodson | 1999-03-23 |
| 5830259 | Preventing skull accumulation on a steelmaking lance | Ken M. Goodson | 1998-11-03 |
| 5584909 | Controlled foamy slag process | — | 1996-12-17 |
| 5498683 | Polymer concrete compositions and method of use | — | 1996-03-12 |
| 5041531 | Telechelic polymerization of epichlorohydrin | — | 1991-08-20 |
| 4915755 | Filler reinforcement of polyurethane binder using a neutral polymeric bonding agent | — | 1990-04-10 |