Issued Patents 2002
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419849 | Method for manufacturing piezoelectric material | Hong Qiu, Koji Sumi, Tsutomu Nishiwaki, Masanori Okuyama | 2002-07-16 |
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6419849 | Method for manufacturing piezoelectric material | Hong Qiu, Koji Sumi, Tsutomu Nishiwaki, Masanori Okuyama | 2002-07-16 |