Issued Patents All Time
Showing 1–1 of 1 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4647507 | Magnetic recording material | Takashi Suzuki, Masaru Odagiri, Yoshiaki Kai, Akio Tomago | 1987-03-03 |
HK
Hisayo Kitamaki
Overall (All Time): #3,969,515 of 4,157,543Top 100%
1
Patents All Time