TH

Toshio Hirosawa

HI Hitachi: 2 patents #622 of 3,771Top 20%
HN Hitachi Information Network: 2 patents #1 of 4Top 25%
SO Sony: 1 patents #794 of 2,482Top 35%
Overall (2004): #18,997 of 270,089Top 8%
3
Patents 2004

Issued Patents 2004

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6801635 Speaker device Hideki Minami, Hachishiro Kobayashi 2004-10-05
6763393 Reserved request type of searched information distribution server Tsutomu Ito, Yoshihiro Ishii, Minoru Hidaka 2004-07-13
6718391 Reserved request type of searched information distribution server Tsutomu Ito, Yoshihiro Ishii, Minoru Hidaka 2004-04-06