Inventor · disambiguated record
Ryuzo Harada
Also filed as: HARADA RYUZO
3 granted patents·12 citations·filing 1980–1988
64Inventor score
Top patents by PatentIndex Score
3 records- 0136US4829579AApparatus for confirming and reporting the operating conditions of a chain saw or the likeOPPAMA KOGYO KK·Filed 1986·Granted May 9, 1989·4 cites·9 claims
- 0233US4917060AIgnition device for starting an internal combustion engineKIORITZ CORP·Filed 1988·Granted Apr 17, 1990·5 cites·4 claims
- 0332US4305371AContactless ignition circuit for internal combustion enginesOPPAMA KOGYO KK·Filed 1980·Granted Dec 15, 1981·3 cites·4 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →