Inventor
KIYONO KENJIROU
JP10 patents
⚠️ This page may combine multiple inventors who share the name “KIYONO KENJIROU”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
MITSUBISHI KAGAKU MEDIA CO LTD
7 patentsUS7778145B2Aug 17, 2010
Optical recording medium and optical recording method of the same
MITSUBISHI KAGAKU MEDIA CO LTD13 citations83
US7381458B2Jun 3, 2008
Recording medium
MITSUBISHI KAGAKU MEDIA CO LTD8 citations71
US8018823B2Sep 13, 2011
Optical recording medium having a relation between groove widths, groove depths and track pitches
MITSUBISHI KAGAKU MEDIA CO LTD2 citations62
US7277376B2Oct 2, 2007
Optical recording method
MITSUBISHI KAGAKU MEDIA CO LTD5 citations62
US7001655B2Feb 21, 2006
Optical recording medium
MITSUBISHI KAGAKU MEDIA CO LTD4 citations59
US7228554B2Jun 5, 2007
Cartridge type recording medium and disk-shaped recording medium including a hole for centering each thereof, cartridge, driving unit and driving method
MITSUBISHI KAGAKU MEDIA CO LTD0 citations51
US7073186B2Jul 4, 2006
Cartridge type recording medium and disk-shaped recording medium including a hole for centering each thereof, cartridge, driving unit and driving method
MITSUBISHI KAGAKU MEDIA CO LTD1 citations51