Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4804568 | Electromagnetic shielding material | Toshiyuki Ohsawa, Keiichi Kanetou | 1989-02-14 |
YK
Yoshino Katsumi
Unknown: 1 patents #29,356 of 83,584Top 40%
Overall (All Time): #3,920,843 of 4,157,543Top 95%
1
Patents All Time