Inventor · disambiguated record
Toshifumi Katsuda
Also filed as: KATSUDA TOSHIFUMI
2 granted patents·1 pending application·5 citations·filing 2001–2003
49Inventor score
Files withSUMITOMO CHEMICAL CO3
Top patents by PatentIndex Score
3 records- 0159US6569519B2α-alumina powder and heat-conductive sheet containing the sameSUMITOMO CHEMICAL CO·Filed 2001·Granted May 27, 2003·3 cites·10 claims
- 0248US7033567B2α-Alumina fine powder and a method of producing the sameSUMITOMO CHEMICAL CO·Filed 2002·Granted Apr 25, 2006·2 cites·6 claims
- 0342US2004131856A1Alpha-alumina powder and method of producing the sameSUMITOMO CHEMICAL CO·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →