YK

Yuichi Kamioka

Sumitomo Electric Industries: 5 patents #95 of 3,352Top 3%
Overall (2002): #6,904 of 266,432Top 3%
5
Patents 2002

Issued Patents 2002

Showing 1–5 of 5 patents

Patent #TitleCo-InventorsDate
6469980 Optical disk and a recording/reproduction apparatus using multiple address block groups shifted oppositely with multiple address blocks and non-pit data Yoshinari Takemura, Shigeru Furumiya, Takashi Ishida, Yoshito Aoki, Shunji Ohara +1 more 2002-10-22
6456585 Optical disk and a recording/reproduction apparatus using multiple address block groups shifted oppositely with multiple address blocks having clock synchronization, address number and address ID Yoshinari Takemura, Shigeru Furumiya, Takashi Ishida, Yoshito Aoki, Shunji Ohara +1 more 2002-09-24
6438096 Optical disk and a recording/reproduction apparatus using multiple address block groups shifted oppositely with multiple address blocks and clock synchronization Yoshinari Takemura, Shigeru Furumiya, Takashi Ishida, Yoshito Aoki, Shunji Ohara +1 more 2002-08-20
6396778 Optical disk and a recording/reproduction apparatus thereof Yoshinari Takemura, Shigeru Furumiya, Takashi Ishida, Yoshito Aoki, Shunji Ohara +1 more 2002-05-28
6339579 Semiconductor laser diode driving device and driving method Kenji Koishi, Yoshiyuki Miyabata, Naoyuki Nakamura, Kenichi Tatehara, Ikuo Hidaka +1 more 2002-01-15