Inventor · disambiguated record
Roger Challco Chalco
Also filed as: CHALLCO CHALCO ROGER
1 granted patent·0 citations·filing 2019–2019
7Inventor score
Technology areasA61N
Files withHRS INT SOLUTIONS LLC1
Top patents by PatentIndex Score
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →