Issued Patents 2003
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6646532 | Powder core and reactor using the same | Teruhiko Fujiwara, Masayoshi Ishii | 2003-11-11 |
| 6623900 | Phthalocyanine compound and organic photoconductor | — | 2003-09-23 |
| 6621399 | Powder core and high-frequency reactor using the same | Teruhiko Fujiwara, Masayoshi Ishii | 2003-09-16 |
| 6560166 | Time recorder equipped with radio wave clock | Takashi Sahara | 2003-05-06 |