Pioneer Corporation

Takehiro Otsuki

Takashi Nakamura

Ryuichiro Yoshimura

Akio Fukushima

Hidenori Nakagawa

Kenichi Oono

Takashi Nakai

Naoki Yamada

Tomonori Nakada

Yuichi Mizuuchi

Hajime Ishizuka

Tak Kai

Shinzo Kawakami

Kazumasa Nakamura

Takayuki Yamamoto

Hiroki Yamaguchi

Kouji Harimoto

Eiji Konosu

In an optical disk manufacturable by a conventional recording medium manufacturing method and that is capable of performing recording with an information recording apparatus used to perform recording on conventional recording mediums, and a data recording apparatus for recording contents data, an optical disk has a structure in which a first substrate and a second substrate are bonded together, the first substrate is provided with a recording layer in which contents data is recorded, and the second substrate is provided with a visual information recording layer in which information enabling visual recognition of, for example, the contents of contents data or a title of the contents data is recorded as visual information.

Optical recording medium and data recording device

Growing community of inventors

Tokyo, Japan

Takehiro Otsuki