Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9241621 | Method for controlling ophthalmic device | Ji Hyoung Park, Ki-Dong Lee, Sung-Yun Jin, Bo-Ra Kim | 2016-01-26 |
| 6257210 | Compressed natural gas (CNG) fueling system for CNG vehicles | — | 2001-07-10 |
| 5540114 | Gear shifting apparatus for use in a pneumatic transmission | — | 1996-07-30 |
| 5517875 | Gear shifting device of a pneumatic transmission | — | 1996-05-21 |