Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4856574 | Electric blind apparatus | Katsuji Minami, Shinichi Murata, Susumu Tsujimoto, Yukinori Matuzaki, Susumu Osaka | 1989-08-15 |
SY
Shogo Yukawa
Nichibei Co.: 1 patents #15 of 49Top 35%
Overall (All Time): #3,935,077 of 4,157,543Top 95%
1
Patents All Time