Showing 1–11 of 11 inventors

Rank Inventor Primary Company Patents
1 Akinori Kumagai Mitsui Mining & Smelting Co. 5
1 Kuniaki Yamanaka Freund Industrial Co. 5
3 Taizou Morinaka Mitsui Mining & Smelting Co. 2
3 Koyu Ota Mitsui Mining & Smelting Co. 2
3 Kimio Igarashi Omron Tateisi Electronics 2
3 Taizo Morinaka Mitsui Mining & Smelting Co. 2
#7 Yoshihiro Kouzan Mitsui Mining & Smelting Co. 1
#7 Yoshiaki Uwazumi Mitsui Mining & Smelting Co. 1
#7 Sachio Noto Mitsui Mining & Smelting Co. 1
#7 Kiyohito Kobayashi Mitsui Mining & Smelting Co. 1
#7 Touru Kurimoto Mitsui Mining & Smelting Co. 1