Inventor · disambiguated record
Hiromi Katagawa
Also filed as: KATAGAWA HIROMI
3 granted patents·1 pending application·29 citations·filing 1989–2002
69Inventor score
Files withMATSUSHITA ELECTRIC INDUSTRIAL CO LTD3
Top patents by PatentIndex Score
4 records- 0162US6483746B2Electronic apparatusMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 2001·Granted Nov 19, 2002·15 cites·17 claims
- 0242US5010569ATelephone-call distributorMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted Apr 23, 1991·10 cites·12 claims
- 0333US2003172136A1System and method for providing communication serviceFiled 2002·Application pending·0 cites
- 0432US5020099APrivate branch exchangeMATSUSHITA ELECTRIC INDUSTRIAL CO LTD·Filed 1989·Granted May 28, 1991·4 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →