Inventor · disambiguated record
Shigehisa Miyasaka
Also filed as: MIYASAKA SHIGEHISA
7 granted patents·121 citations·filing 1999–2001
85Inventor score
Files withSONY COMPUTER ENTERTAINMENT INC7
Top patents by PatentIndex Score
7 records- 0185US6473382B1Optical disk device with slidable holding members on disk tray for holding disks of different diametersSONY COMPUTER ENTERTAINMENT INC·Filed 2000·Granted Oct 29, 2002·23 cites·18 claims
- 0280US6817021B1Disk device and guide memberSONY COMPUTER ENTERTAINMENT INC·Filed 2000·Granted Nov 9, 2004·15 cites·14 claims
- 0378US6560184B2Disk device having a detachable cover memberSONY COMPUTER ENTERTAINMENT INC·Filed 2001·Granted May 6, 2003·15 cites·17 claims
- 0470US6402616B1Entertainment system, supply medium, and manual control input deviceSONY COMPUTER ENTERTAINMENT INC·Filed 1999·Granted Jun 11, 2002·53 cites·15 claims
- 0552US6650610B1Disk deviceSONY COMPUTER ENTERTAINMENT INC·Filed 2000·Granted Nov 18, 2003·2 cites·11 claims
- 0643US6409601B2Entertainment system and supply mediumSONY COMPUTER ENTERTAINMENT INC·Filed 1999·Granted Jun 25, 2002·13 cites·20 claims
- 0739US6473390B1Optical disk deviceSONY COMPUTER ENTERTAINMENT INC·Filed 2000·Granted Oct 29, 2002·0 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Shigehisa Miyasaka files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →