Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6685850 | Piezoelectric ceramic material | Masaru Nanao, Masakazu Hirose | 2004-02-03 |
TT
Takeo Tsukada
Overall (2004): #104,265 of 270,089Top 40%
1
Patents 2004