YH

Yoshiki Hata

HI Hitachi: 3 patents #10,712 of 28,497Top 40%
Overall (All Time): #1,600,743 of 4,157,543Top 40%
3
Patents All Time

Issued Patents All Time

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6948552 Ceiling embedded type indoor unit Shinichi Kosugi, Takashi Sano, Naoki Shikazono 2005-09-27
6554059 Ceiling embedded type indoor unit Takashi Sano, Shinichi Kosugi 2003-04-29
6345667 Ceiling embedded air conditioning unit Takashi Sano, Shinichi Kosugi 2002-02-12