Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7057102 | Solar cell module and portable electronic apparatus with it | — | 2006-06-06 |
| 6691729 | Valve assembly | Masaru Takeda, Mitsunori Sakai, Junichi Ono, Yorikazu Satoh | 2004-02-17 |
| 5368965 | Electrophotographic photoreceptor | Mizue Fujimori, Yorinobu Yamada | 1994-11-29 |
| 4637906 | Method of producing carbon materials | Noriyoshi Fukuda | 1987-01-20 |
| 4589975 | Method of producing a precursor pitch for carbon fiber | Kozo Yudate, Yukihiro Ohsugi, Mamoru Kamishita | 1986-05-20 |
| 4578177 | Method for producing a precursor pitch for carbon fiber | Kozo Yudate | 1986-03-25 |
| 4575412 | Method for producing a precursor pitch for carbon fiber | Kozo Yudate | 1986-03-11 |