Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6308520 | Multi-type pulse-tube refrigerating system | Tatsuo Inoue, Masafumi Nogawa, Shin Kawano | 2001-10-30 |
KA
Kimio Aoyama
Overall (All Time): #3,597,998 of 4,157,543Top 90%
1
Patents All Time