Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6627149 | High-purity silver wires for use in recording, acoustic or image transmission applications | Kishio Tayama, Hiroshi Miura | 2003-09-30 |
| 6533838 | High purity gallium for preparation of compound semiconductor, and method and apparatus for purifying the same | Takeharu Yamamura, Hidekazu Kato, Kishio Tayama, Kanichi Okuda | 2003-03-18 |