Inventor · disambiguated record
Masayoshi Ishimaru
Also filed as: ISHIMARU MASAYOSHI
3 granted patents·94 citations·filing 1986–1989
74Inventor score
Files withSONY CORP3
Top patents by PatentIndex Score
3 records- 0194US5003399ACamera with exchangeable lens deviceSONY CORP·Filed 1989·Granted Mar 26, 1991·62 cites·4 claims
- 0259US4933774AVideo signal reproducing apparatus utilizing field memory and delayed syncSONY CORP·Filed 1988·Granted Jun 12, 1990·18 cites·7 claims
- 0352US4780769ARecording and reproducing apparatus for time compressed video signals wherein said signals are expanded and converted into two separate channels before recordingSONY CORP·Filed 1986·Granted Oct 25, 1988·14 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →