Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5054145 | Cushion arrangement | Kouji Tsuchiya, Masaru Koide | 1991-10-08 |
KT
Keiichiro Tsutsui
Overall (All Time): #3,886,823 of 4,157,543Top 95%
1
Patents All Time