Inventor
KARKKAINEN THOMAS R
US4 patents
⚠️ This page may combine multiple inventors who share the name “KARKKAINEN THOMAS R”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
JOHNSON & JOHNSON VISION CARE
3 patentsUS11543683B2Jan 3, 2023
Multifocal contact lens displaying improved vision attributes
JOHNSON & JOHNSON VISION CARE15 citations83
US12481173B2Nov 25, 2025
Multifocal contact lens displaying improved vision attributes
JOHNSON & JOHNSON VISION CARE0 citations60
US9581835B2Feb 28, 2017
Patient interactive fit tool and methodology for contact lens fitting
JOHNSON & JOHNSON VISION CARE0 citations38