Inventor · disambiguated record

Sinya Hirota

Also filed as: HIROTA SINYA

1 granted patent·125 citations·filing 1990–1990

54Inventor score

Technology areasF01N

Files withTOYOTA MOTOR CO LTD1

Top patents by PatentIndex Score

1 record

0190US5331809AExhaust gas purification system for an internal combustion engineTOYOTA MOTOR CO LTD·Filed 1990·Granted Jul 26, 1994·125 cites·22 claims

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