Inventor · disambiguated record
Hisashi Sera
Also filed as: SERA HISASHI
3 granted patents·51 citations·filing 1992–1994
72Inventor score
Files withMAZDA MOTOR3
Top patents by PatentIndex Score
3 records- 0149US5398504ALayout structure of catalytic convertersMAZDA MOTOR·Filed 1993·Granted Mar 21, 1995·22 cites·18 claims
- 0245US5239826AExhaust system for engineMAZDA MOTOR·Filed 1992·Granted Aug 31, 1993·20 cites·12 claims
- 0333US5726119ACatalyst for exhaust gas purificationMAZDA MOTOR·Filed 1994·Granted Mar 10, 1998·9 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Hisashi Sera files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →