Issued Patents 1994
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5305375 | Information service apparatus | Ryoji Sagara, Shigehisa Iwanaga, Akihiro Shinohara | 1994-04-19 |
YS
Yuji Sumi
Overall (1994): #46,503 of 165,921Top 30%
1
Patents 1994