Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4788731 | Mattress | Shinji Yokoi, Masami Ohta | 1988-12-06 |
KN
Kimitaka Naitoh
Overall (All Time): #3,964,006 of 4,157,543Top 100%
1
Patents All Time