Inventor · disambiguated record
Robert B. Simmons
Also filed as: SIMMONS ROBERT B
14 granted patents·343 citations·filing 1975–2009
93Inventor score
Top patents by PatentIndex Score
14 records- 0186US5089127AChemical feed apparatusPPG INDUSTRIES INC·Filed 1990·Granted Feb 18, 1992·87 cites·20 claims
- 0284US4959208AActive agent delivery devicePPG INDUSTRIES INC·Filed 1988·Granted Sep 25, 1990·47 cites·14 claims
- 0383US4747978ACalcium hypochlorite compositionsPPG INDUSTRIES INC·Filed 1986·Granted May 31, 1988·59 cites·4 claims
- 0482US4297333AMethod of decomposing hypochlorite ion in a basic solutionPPG INDUSTRIES INC·Filed 1980·Granted Oct 27, 1981·35 cites·24 claims
- 0581US4170537AMethod of preparing a diaphragm having a gel of a hydrous oxide of zirconium in a porous matrixPPG INDUSTRIES INC·Filed 1978·Granted Oct 9, 1979·23 cites·7 claims
- 0679US5049385ASolid halogen-containing composition and method for producing samePPG INDUSTRIES INC·Filed 1988·Granted Sep 17, 1991·21 cites·14 claims
- 0778US4170539ADiaphragm having zirconium oxide and a hydrophilic fluorocarbon resin in a hydrophobic matrixPPG INDUSTRIES INC·Filed 1978·Granted Oct 9, 1979·20 cites·10 claims
- 0869US5106559ASolid halogen-containing composition and method for producing samePPG INDUSTRIES INC·Filed 1991·Granted Apr 21, 1992·16 cites·11 claims
- 0966US4253935AMethod of preparing a diaphragm having a gel of a hydrous oxide or zirconium in a porous matrixPPG INDUSTRIES INC·Filed 1979·Granted Mar 3, 1981·13 cites·16 claims
- 1065US4170538ADiaphragm having zirconium and magnesium compounds in a porous matrixPPG INDUSTRIES INC·Filed 1978·Granted Oct 9, 1979·12 cites·11 claims
- 1164US8257748B2Calcium hypochlorite compositionsPICKENS STANLEY R·Filed 2009·Granted Sep 4, 2012·0 cites·22 claims
- 1256US4040934ABipolar electrolyzer having silicon laminate backplatePPG INDUSTRIES INC·Filed 1975·Granted Aug 9, 1977·10 cites·2 claims
- 1326US4483842AMethod for removing dibasic calcium hypochlorite scalePPG INDUSTRIES INC·Filed 1983·Granted Nov 20, 1984·0 cites·10 claims
- 1426US4483715AMethod for removing dibasic calcium hypochlorite scalePPG INDUSTRIES INC·Filed 1983·Granted Nov 20, 1984·0 cites·15 claims
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