Inventor · disambiguated record
Chandra Tan
Also filed as: TAN CHANDRA
3 granted patents·8 citations·filing 1999–2003
63Inventor score
Files withJOHNSON & JOHNSON VISION CARE2
Top patents by PatentIndex Score
3 records- 0148US6835939B2Missing lens detection system and methodFiled 2003·Granted Dec 28, 2004·1 cites·17 claims
- 0239US6548818B1Missing lens detection system and methodJOHNSON & JOHNSON VISION CARE·Filed 1999·Granted Apr 15, 2003·5 cites·22 claims
- 0337US7057186B2Missing lens detection system and methodJOHNSON & JOHNSON VISION CARE·Filed 2002·Granted Jun 6, 2006·2 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →