Inventor · disambiguated record
Ryutaro Matsumoto
Also filed as: MATSUMOTO RYUTARO
4 granted patents·29 citations·filing 1973–1983
74Inventor score
Files withNIPPON STEEL CORP4
Top patents by PatentIndex Score
4 records- 0155US3963420AMethod and apparatus for automatically dissolving samples for anaylsisNIPPON STEEL CORP·Filed 1973·Granted Jun 15, 1976·13 cites·8 claims
- 0240US4101275AAutomatic photometric analyzerNIPPON STEEL CORP·Filed 1976·Granted Jul 18, 1978·7 cites·8 claims
- 0339US4003708AAutomatic photometric analyzerNIPPON STEEL CORP·Filed 1975·Granted Jan 18, 1977·6 cites·11 claims
- 0437US4488906AHydrogen storage metal materialNIPPON STEEL CORP·Filed 1983·Granted Dec 18, 1984·3 cites·6 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →