TS

Toshitada Shigemura

TK Toda Kogyo: 3 patents #117 of 328Top 40%
Overall (All Time): #1,635,834 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
5968405 Cobalt-coated acicular magnetic iron oxide particles Minoru Yamasaki, Katsunori Fujimoto, Katsumi Yamashita 1999-10-19
5648014 Acicular magnetic iron oxide particles and process for producing the same Mitsuaki Hatatani, Osamu Okimoto, Yoshifumi Fukuhara, Hideaki Sadamura 1997-07-15
5294492 Acicular magnetic iron oxide particles Hiroshi Oka, Kazuaki Kouziro, Tomohisa Moriya, Katsumi Yamashita, Kazushi Takama +2 more 1994-03-15