Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643489 | Manufacturing method of far infrared ray emitting material and far infrared ray emitting product using the same | — | 1997-07-01 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5643489 | Manufacturing method of far infrared ray emitting material and far infrared ray emitting product using the same | — | 1997-07-01 |