Inventor · disambiguated record

Charles J. Vogelsang

Also filed as: VOGELSANG CHARLES J

2 granted patents·38 citations·filing 1977–1978

63Inventor score

Technology areasB01J

Files withGREFCO2

Top patents by PatentIndex Score

2 records

0174US4142968ADiatomaceous earth filteraid and method for its manufactureGREFCO·Filed 1977·Granted Mar 6, 1979·25 cites·24 claims
0257US4187174ADiatomaceous earth filteraid and method for its manufactureGREFCO·Filed 1978·Granted Feb 5, 1980·13 cites·22 claims

Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →