Inventor · disambiguated record
D. Stephen Collins
Also filed as: COLLINS D STEPHEN
3 granted patents·120 citations·filing 1975–1997
75Inventor score
Files withHOWELL LAB INC3
Top patents by PatentIndex Score
3 records- 0187US4040743AMethod and apparatus for measuring the brightness of pulp slurryHOWELL LAB INC·Filed 1975·Granted Aug 9, 1977·57 cites·31 claims
- 0271US5605564AMembrane gas dehydratorHOWELL LAB INC·Filed 1996·Granted Feb 25, 1997·47 cites·4 claims
- 0344US5961692ASystem and method of improving performance of a gas membrane dehydratorHOWELL LAB INC·Filed 1997·Granted Oct 5, 1999·16 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →