Inventor · disambiguated record

Masatoshi Kumada

Also filed as: KUMADA MASATOSHI

2 granted patents·137 citations·filing 1992–1994

69Inventor score

Technology areasC23C

Files withFUJITSU LTD2

Top patents by PatentIndex Score

2 records

0187US5488925AGas handling device assembly used for a CVD apparatusFUJITSU LTD·Filed 1994·Granted Feb 6, 1996·101 cites·28 claims
0272US5405445AVacuum extraction system for chemical vapor deposition reactor vessel and trapping device incorporated thereinFUJITSU LTD·Filed 1992·Granted Apr 11, 1995·36 cites·10 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →