KA

Keikichi Andoo

HI Hitachi: 3 patents #420 of 3,950Top 15%
HM Hitachi Maxell: 1 patents #37 of 103Top 40%
Overall (2002): #26,358 of 266,432Top 10%
3
Patents 2002

Issued Patents 2002

Showing 1–3 of 3 patents

Patent #TitleCo-InventorsDate
6436504 Information recording medium Makoto Miyamoto, Akemi Hirotsune, Tetsuya Nishida, Motoyasu Terao, Junko Ushiyama +1 more 2002-08-20
6343056 Information recording method and apparatus with suppressed mark edge jitters Makoto Miyamoto, Tsuyoshi Toda, Masatoshi Ohtake, Motoyasu Terao, Junko Ushiyama +4 more 2002-01-29
6340555 Information recording medium and information recording and reproducing apparatus using the same Makoto Miyamoto, Motoyasu Terao, Yukio Fukui, Nobuhiro Tokushuku, Tetsuya Nishida +3 more 2002-01-22