Issued Patents 1994
Showing 1–2 of 2 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5291460 | Piezoelectric sounding body | Jun Harada, Manabu Sumita | 1994-03-01 |
| 5279623 | Method of fabricating flat type electrochemical device | Kouichi Watanabe, Kunio Nishida, Tatsuo Kunishi, Masanori Endo | 1994-01-18 |