Inventor · disambiguated record
Koichiro Hirozawa
Also filed as: HIROZAWA KOICHIRO
4 granted patents·221 citations·filing 1974–1974
82Inventor score
Files withAISIN SEIKI4
Top patents by PatentIndex Score
4 records- 0196US3956946ASpeed change gear systemAISIN SEIKI·Filed 1974·Granted May 18, 1976·86 cites·5 claims
- 0292US3999448APower transmission for motor driven vehiclesAISIN SEIKI·Filed 1974·Granted Dec 28, 1976·65 cites·65 claims
- 0388US3987690APower transmission for motor vehiclesAISIN SEIKI·Filed 1974·Granted Oct 26, 1976·49 cites·19 claims
- 0471US3946760AHydraulic modulator valveAISIN SEIKI·Filed 1974·Granted Mar 30, 1976·21 cites·2 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →