Inventor · disambiguated record

Akemi Yamanaka

Also filed as: YAMANAKA AKEMI

1 granted patent·14 citations·filing 1987–1987

36Inventor score

Technology areasH01S

Files withHITACHI LTD1

Top patents by PatentIndex Score

1 record

0161US4780879ASemiconductor laser device having little astigmatismHITACHI LTD·Filed 1987·Granted Oct 25, 1988·14 cites·23 claims

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →