SH

Shigemitsu Higuchi

HI Hitachi: 5 patents #158 of 3,950Top 4%
Overall (2002): #7,718 of 266,432Top 3%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6501718 Disk, recording and reproduction apparatus, and recording and reproduction method Hiroaki Ono 2002-12-31
6463022 Information recording medium, enclosing casing of information recording medium, and information recording apparatus using the same Tamotsu Ito, Tsukasa Hasegawa, Atsushi Saito 2002-10-08
6373799 Optical disk and recording/reproduction apparatus using the same Hiroaki Ono, Kenji Sano 2002-04-16
6359842 Disc having a semiconductor memory Hirofumi Taguchi 2002-03-19
6347068 Information recording medium, enclosing casing of information recording medium, and information recording apparatus using the same Tamotsu Ito, Tsukasa Hasegawa, Atsushi Saito 2002-02-12