Inventor · disambiguated record
Sam N. Ramrattan
Also filed as: RAMRATTAN SAM N · RAMRATTAN SAM NERONE
5 granted patents·38 citations·filing 1990–2015
72Inventor score
Files withWESTERN MICHIGAN UNIVERSITY RES FOUNDATION2ASK CHEMICALS LP1UNIV IOWA STATE RES FOUND INC1WESTERN MICHIGAN UNIV RESEARCH FOUNDATION1
Top patents by PatentIndex Score
5 records- 0179US5115000ABiodegradable starch plastics incorporating modified polyethyleneUNIV IOWA STATE RES FOUND INC·Filed 1990·Granted May 19, 1992·35 cites·11 claims
- 0274US9901977B2Patternless sand mold and core formation for rapid castingWESTERN MICHIGAN UNIV RESEARCH FOUNDATION·Filed 2013·Granted Feb 27, 2018·2 cites·16 claims
- 0360US9121804B2Thermal erosion testerWESTERN MICHIGAN UNIVERSITY RES FOUNDATION·Filed 2013·Granted Sep 1, 2015·1 cites·20 claims
- 0447US9931693B2Filtering check valve for metal castingASK CHEMICALS LP·Filed 2015·Granted Apr 3, 2018·0 cites·9 claims
- 0545US9121803B2Thermal distortion testerWESTERN MICHIGAN UNIVERSITY RES FOUNDATION·Filed 2013·Granted Sep 1, 2015·0 cites·20 claims
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →