YI

Yutaka Igarashi

HI Hitachi: 2 patents #478 of 3,189Top 15%
📍 Tokyo, WA: #15 of 34 inventorsTop 45%
Overall (2005): #27,673 of 245,428Top 15%
2
Patents 2005

Issued Patents 2005

Showing 1–2 of 2 patents

Patent #TitleCo-InventorsDate
6909470 Digital broadcast recorder Hiroyuki Mizukami, Toshio Nagashima 2005-06-21
6895393 Electronic book distributing system by use of purchase certificate and devices therefor Toru Numata, Tadashi Kuwabara, Hiroshi Shimizu, Misuzu Mochizuki, Yukinobu Tada +6 more 2005-05-17