Inventor · disambiguated record
Lewis K. Hosfeld
Also filed as: HOSFELD LEWIS K
5 granted patents·122 citations·filing 1982–1989
83Inventor score
Files withARMSTRONG WORLD IND INC5
Top patents by PatentIndex Score
5 records- 0180US5049237ALayered silicates and water-resistant articles made therefromARMSTRONG WORLD IND INC·Filed 1989·Granted Sep 17, 1991·30 cites·13 claims
- 0280US4775586APaper, paper products, films composites and other silicate-polymer, construction materialsARMSTRONG WORLD IND INC·Filed 1987·Granted Oct 4, 1988·44 cites·55 claims
- 0366US4486523AMagnetic toner particles coated with opaque polymer particles to obscure color thereofARMSTRONG WORLD IND INC·Filed 1982·Granted Dec 4, 1984·14 cites·28 claims
- 0464US4762643ABinders and fibers combined with flocced mineral materials and water-resistant articles made therefromARMSTRONG WORLD IND INC·Filed 1987·Granted Aug 9, 1988·24 cites·23 claims
- 0544US4877484AFlocced 2:1 layered silicates and water-resistant articles made therefromARMSTRONG WORLD IND INC·Filed 1987·Granted Oct 31, 1989·10 cites·31 claims
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