Issued Patents 2005
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6978020 | System and method for distributing digital content | Hideki Yamamoto, Masaki Sato, Norio Kondo, Atsushi Ikeno | 2005-12-20 |
| 6938560 | Solid fuel boiler and method of operating combustion apparatus | Hirofumi Okazaki, Kenji Yamamoto, Kenji Kiyama | 2005-09-06 |
| 6889619 | Solid fuel burner, burning method using the same, combustion apparatus and method of operating the combustion apparatus | Hirofumi Okazaki, Toshikazu Tsumura, Yoshitaka Takahashi, Kouji Kuramashi | 2005-05-10 |