YA

Youichi Amako

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,597,533 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6859124 Gas insulation transformer Akira Nishimizu, Takahide Matsuo, Noriyuki Hayashi, Takashi Shirone 2005-02-22
6769169 Method of fabricating a core for a transformer Akira Nishimizu, Hideki Masuhara, Masanao Kuwabara 2004-08-03
6611191 Transformer Akira Nishimizu, Hideki Masuhara, Masanao Kuwabara 2003-08-26