Inventor · disambiguated record
Philip H. Harju
Also filed as: HARJU PHILIP H
5 granted patents·29 citations·filing 1981–1983
72Inventor score
Files withKOPPERS CO INC5
Top patents by PatentIndex Score
5 records- 0167US4482643APreparation of crystalline TiO2 as anatase and/or rutile in porous carriersKOPPERS CO INC·Filed 1982·Granted Nov 13, 1984·25 cites·13 claims
- 0236US4374756AVanadium-hydrogen-phosphorus-oxygen catalytic materialKOPPERS CO INC·Filed 1981·Granted Feb 22, 1983·3 cites·24 claims
- 0329US4460784AFluid-bed catalysts process for making maleic anhydrideKOPPERS CO INC·Filed 1982·Granted Jul 17, 1984·1 cites·23 claims
- 0427US4456763APreparation of naphthalene-oxidation catalyst by impregnation of silica with aqueous solution of VOC2 O4 -K2 SO4 -KHSO4KOPPERS CO INC·Filed 1983·Granted Jun 26, 1984·0 cites·6 claims
- 0527US4389336APreparation of naphthalene-oxidation catalyst by impregnation of silica with aqueous solution of VOC2 O4 --K2 SO4 --KHSO4KOPPERS CO INC·Filed 1981·Granted Jun 21, 1983·0 cites·29 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →