Inventor · disambiguated record
Tsuguhisa Hirukawa
Also filed as: HIRUKAWA TSUGUHISA
2 granted patents·35 citations·filing 1992–1995
62Inventor score
Top patents by PatentIndex Score
2 records- 0176US5320903AModified cellulose regenerated fiber comprising chitosan particlesFUJI SPINNING CO LTD·Filed 1992·Granted Jun 14, 1994·30 cites·6 claims
- 0227USRE35151EModified cellulose regenerated fiber comprising chitosan particlesFUJI SPINNING COMPANY LIMITED·Filed 1995·Granted Jan 30, 1996·5 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →