Issued Patents 2003
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6551652 | Process for producing a piezoelectric element using a first SOL and a second SOL having a lead content greater than the first SOL | Hong Qiu, Soichi Moriya, Koji Sumi, Masami Murai, Tsutomu Nishiwaki | 2003-04-22 |
| 6502930 | Ink jet recording head, method for manufacturing the same, and ink jet recorder | Masato Shimada, Akira Matsuzawa, Yoshinao Miyata, Tsutomu Nishiwaki | 2003-01-07 |