Issued Patents 2002
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| PP12928 | Shiitake mushroom plant named ‘HS607’ | Sumio Ayusawa, Shigeo Takano, Katsumasa Eda, Takahiro Yamauchi | 2002-09-10 |
| 6367191 | Method of sawdust-based cultivation of shiitake (Cortinellus shiitake) and a cultivation water tank used for the method | Sumio Ayusawa, Katsumasa Eda | 2002-04-09 |
| 6339670 | Digital VTR | Tomohiro Ueda, Taketoshi Hibi, Junko Ishimoto, Masako Asamura, Nobuyoshi Okumura +2 more | 2002-01-15 |
| 6337948 | Digital signal recording apparatus which utilizes predetermined areas on a magnetic tape for multiple purposes | Junko Shinohara, Tatsuo Yamasaki, Ken Onishi | 2002-01-08 |
| 6334274 | Method of sawdust-based cultivation shitake (Cortinellus shitake) | Sumio Ayusawa, Katsumasa Eda | 2002-01-01 |