Issued Patents 2004
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6782105 | Reflection sound generator with series of main and supplementary FIR filters | Yasushi Shimizu | 2004-08-24 |
SS
Shinichi Sahara
Overall (2004): #115,388 of 270,089Top 45%
1
Patents 2004