Inventor · disambiguated record
Christian A. Ripken
Also filed as: RIPKEN CHRISTIAN A
2 granted patents·1 pending application·0 citations·filing 2020–2025
30Inventor score
Files with3M INNOVATIVE PROPERTIES COMPANY3
Top patents by PatentIndex Score
3 records- 0172US12329689B2Automatic darkening filter with simplified set-up3M INNOVATIVE PROPERTIES COMPANY·Filed 2023·Granted Jun 17, 2025·0 cites·18 claims
- 0272US2025281331A1Automatic darkening filter with simplified set-up3M INNOVATIVE PROPERTIES COMPANY·Filed 2025·Application pending·0 cites
- 0358US11813200B2Automatic darkening filter with simplified set-up3M INNOVATIVE PROPERTIES COMPANY·Filed 2020·Granted Nov 14, 2023·0 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →