Inventor · disambiguated record
Hiroshi Hashikawa
Also filed as: HASHIKAWA HIROSHI
4 granted patents·50 citations·filing 1994–2003
76Inventor score
Top patents by PatentIndex Score
4 records- 0173US5575830AFabrication methods and equipment for granulated powdersSUMITOMO SPEC METALS·Filed 1994·Granted Nov 19, 1996·32 cites·18 claims
- 0246US7025930B2Process for handling powder green compacts, and rare earth metal-based magnetNEOMAX CO LTD·Filed 2003·Granted Apr 11, 2006·2 cites·1 claims
- 0343US5662943AFabrication methods and equipment for granulated powdersSUMITOMO SPEC METALS·Filed 1996·Granted Sep 2, 1997·10 cites·5 claims
- 0440US6537488B1Process for handling powder green compacts and rare earth metal-based magnetSUMITOMO SPEC METALS·Filed 1999·Granted Mar 25, 2003·6 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →