RO

Ryohei Okada

HC Hitachi Cable: 2 patents #9 of 57Top 20%
Overall (2003): #44,694 of 273,478Top 20%
2
Patents 2003

Issued Patents 2003

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6627009 Extrafine copper alloy wire, ultrafine copper alloy wire, and process for producing the same Hakaru Matsui, Takaaki Ichikawa, Seigi Aoyama, Koichi Tamura, Osamu Seya +2 more 2003-09-30
6518505 Ultrafine copper alloy wire and process for producing the same Hakaru Matsui, Takaaki Ichikawa, Koichi Tamura, Seigi Aoyama, Osamu Seya 2003-02-11