Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9175584 | Sintered alloy for valve seat and manufacturing method of exhaust valve seat using the same | Philgi Lee, Gyuhwan Kim, Jae Suk Park, Ki Bum Kim | 2015-11-03 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 9175584 | Sintered alloy for valve seat and manufacturing method of exhaust valve seat using the same | Philgi Lee, Gyuhwan Kim, Jae Suk Park, Ki Bum Kim | 2015-11-03 |