Inventor · disambiguated record
Kazuki Sumiyama
Also filed as: SUMIYAMA KAZUKI
1 granted patent·3 pending applications·102 citations·filing 2002–2025
53Inventor score
Technology areasA61B
Top patents by PatentIndex Score
4 records- 0176US6846286B2Endoscope systemPENTAX CORP·Filed 2002·Granted Jan 25, 2005·102 cites·26 claims
- 0257US2025213239A1Detachable multi-ring traction deviceTHE JIKEI UNIV·Filed 2025·Application pending·0 cites
- 0351US2022287700A1Detachable multi-ring traction deviceOkumura co ltd·Filed 2019·Application pending·0 cites
- 0437US2022304561A1Overtube assemblyTHE JIKEI UNIV·Filed 2019·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →