Inventor · disambiguated record

Lee-Der Jou

Also filed as: JOU LEE-DER

1 granted patent·1 pending application·13 citations·filing 2000–2002

36Inventor score

Technology areasE21B G01N

Files withTSAI JIIN SONG1

Top patents by PatentIndex Score

2 records

0161US6286613B1Impact method and the device used in standard penetration testTSAI JIIN SONG·Filed 2000·Granted Sep 11, 2001·13 cites·13 claims
0220US2004065453A1Downhole sampling method and device used in standard penetration testFiled 2002·Application pending·0 cites

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