Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5260920 | Acoustic space reproduction method, sound recording device and sound recording medium | Hiroaki IDE | 1993-11-09 |
HN
Hidefumi Nagai
Overall (All Time): #3,837,279 of 4,157,543Top 95%
1
Patents All Time