Inventor · disambiguated record
Hidemichi Shirai
Also filed as: SHIRAI HIDEMICHI
3 granted patents·34 citations·filing 1981–1986
66Inventor score
Files withSONY CORP3
Top patents by PatentIndex Score
3 records- 0179US4442461ASignal recording and/or reproducing techniqueSONY CORP·Filed 1981·Granted Apr 10, 1984·30 cites·19 claims
- 0233US4734903ALevel control circuit for light beam recording apparatusSONY CORP·Filed 1986·Granted Mar 29, 1988·3 cites·8 claims
- 0329US4757490AModulation abnormality detector for optical sound-recording systemSONY CORP·Filed 1984·Granted Jul 12, 1988·1 cites·4 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →