Inventor · disambiguated record
Susumu Katsuragi
Also filed as: KATSURAGI SUSUMU
5 granted patents·19 citations·filing 2002–2015
72Inventor score
Files withHITACHI METALS LTD5
Top patents by PatentIndex Score
5 records- 0174US7503304B2Internal engine piston and its production methodHITACHI METALS LTD·Filed 2004·Granted Mar 17, 2009·14 cites·22 claims
- 0271US9765678B2Heat-resistant, austenitic cast steel having excellent machinability and exhaust member made thereofHITACHI METALS LTD·Filed 2013·Granted Sep 19, 2017·1 cites·4 claims
- 0361US6846368B2Casting steel having high strength and low thermal expansionHITACHI METALS LTD·Filed 2002·Granted Jan 25, 2005·4 cites·6 claims
- 0458US9758851B2Heat-resistant, cast ferritic steel having excellent machinability and exhaust member made thereofHITACHI METALS LTD·Filed 2013·Granted Sep 12, 2017·0 cites·5 claims
- 0543US10815555B2Heat-resistant, austenitic cast steel having excellent thermal fatigue properties, and exhaust member made thereofHITACHI METALS LTD·Filed 2015·Granted Oct 27, 2020·0 cites·13 claims
Join the waitlist — get patent alerts
Get an alert when Susumu Katsuragi 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 →