Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8178067 | Method of making amorphous silicon powder | Katsuyoshi Kondoh | 2012-05-15 |
| 7998448 | Amorphous silica and its manufacturing method | Katsuyoshi Kondoh, Junko Umeda | 2011-08-16 |
| 6328657 | Threaded fastener and a method of making same | Masayoshi Kitagawa, Keiichi Maekawa, Mitsuaki Kohara, Kenji Higashi, Takeyuki Asaoka | 2001-12-11 |