Inventor · disambiguated record

Karl Frederick Rist, Iii

Also filed as: RIST III KARL FREDERICK

2 granted patents·87 citations·filing 1976–1977

67Inventor score

Technology areasY10T

Files withMINNESOTA MINING & MFG2

Top patents by PatentIndex Score

2 records

0186US4092817AFilm applying device with a straw-hole perforatorMINNESOTA MINING & MFG·Filed 1977·Granted Jun 6, 1978·57 cites·8 claims
0274US4050971ADevice for fusing lengths of film over the open ends of cupsMINNESOTA MINING & MFG·Filed 1976·Granted Sep 27, 1977·30 cites·10 claims

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