Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465949 | Incandescent lamp filament | Katsuhiko Miahara, Hiroshi Sugahara, Masashi Dan, Yutaka Yamanizu | 2002-10-15 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6465949 | Incandescent lamp filament | Katsuhiko Miahara, Hiroshi Sugahara, Masashi Dan, Yutaka Yamanizu | 2002-10-15 |