Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6299987 | Golden decorative part | Shinji Ikeda, Shigeyuki Takahashi | 2001-10-09 |
| 5985469 | White decorative part and process for producing the same | Yuji Fukazawa, Shinji Ikeda | 1999-11-16 |
| 4643952 | Coating film by ion plating | — | 1987-02-17 |