Inventor · disambiguated record
Charles B. Hoelzel
Also filed as: HOELZEL CHARLES B
4 granted patents·210 citations·filing 1973–1977
80Inventor score
Files withPHILIP MORRIS INC4
Top patents by PatentIndex Score
4 records- 0195US4143666ASmoking materialPHILIP MORRIS INC·Filed 1977·Granted Mar 13, 1979·157 cites·9 claims
- 0274US4022223ASmoking articlePHILIP MORRIS INC·Filed 1973·Granted May 10, 1977·32 cites·8 claims
- 0359US4034764ASmoking material and method for its preparationPHILIP MORRIS INC·Filed 1975·Granted Jul 12, 1977·15 cites·9 claims
- 0439US3977417ASmoking article and process for filtering tobacco smoke employing a cross-linked organic oil filter materialPHILIP MORRIS INC·Filed 1973·Granted Aug 31, 1976·6 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →