Inventor · disambiguated record
Takayuki Asahina
Also filed as: ASAHINA TAKAYUKI
5 granted patents·24 citations·filing 1994–2008
70Inventor score
Top patents by PatentIndex Score
5 records- 0172US5495456AMagneto-optical recording and reproducing apparatus having a laser driving circuit which superimposes a signal having a frequency at least double the maximum recording signal frequencySONY CORP·Filed 1994·Granted Feb 27, 1996·22 cites·8 claims
- 0253US7911929B2Optical disk read only memorySONY CORP·Filed 2008·Granted Mar 22, 2011·0 cites·3 claims
- 0352US8634287B2Method for manufacturing read-only optical disc medium and read-only optical disc mediumSAKAMOTO TETSUHIRO·Filed 2008·Granted Jan 21, 2014·0 cites·15 claims
- 0452US6541748B1Optical disk checkup/measuring apparatusSONY DISC TECHNOLOGY INC·Filed 2000·Granted Apr 1, 2003·2 cites·3 claims
- 0551US7969855B2Read-only optical disc medium and method of fabricating the sameSONY DISC & DIGITAL SOLUTIONS·Filed 2008·Granted Jun 28, 2011·0 cites·12 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →