KK

Kunimasa Kobayashi

SC Sumitomo Bakelite Co.: 1 patents #403 of 790Top 55%
Overall (All Time): #3,808,958 of 4,157,543Top 95%
1
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Issued Patents All Time

Showing 1–1 of 1 patents

Patent #TitleCo-InventorsDate
5356717 Magnetic card having embossed portions and a magnetic layer having magnetic powders specified binder resins and a tensile elongation at break of 50 percent or more Koji Choki, Masaharu Saito, Toru Tachiwada, Katsufumi Awaya 1994-10-18