DD

David Djulianto Djayaprawira

UN Unknown: 1 patents #216 of 2,810Top 8%
📍 Rifu, JP: #75 of 201 inventorsTop 40%
Overall (2004): #240,575 of 270,089Top 90%
1
Patents 2004

Issued Patents 2004

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
6709775 Magnetic recording medium and production method thereof and magnetic recording device Migaku Takahashi, Satoru Yoshimura, Hiroki Shoji 2004-03-23