Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7427578 | Method for producing hydrorefining catalyst | — | 2008-09-23 |
| 7335618 | Method for manufacturing hydrorefining catalyst, and metal recovery method | Hiroki Koyama, Toru Saito, Chikanori Nakaoka | 2008-02-26 |
| 6903048 | Method for producing hydro-refining catalyst | Chikanori Nakaoka, Yasuhito Goto | 2005-06-07 |
| 5015177 | Wafer handling apparatus | — | 1991-05-14 |
| 4597459 | Weight detecting type sensor | Nobuo Kawase, Yoshinori Tanaka, Takashi Miyake, Hiroshi Kawaura | 1986-07-01 |