Inventor · disambiguated record
Randolph N. Campbell
Also filed as: CAMPBELL RANDOLPH N · CAMPBELL RANDOLPH NEIL
3 granted patents·20 citations·filing 1991–1997
63Inventor score
Top patents by PatentIndex Score
3 records- 0147US6022628ARandom copolymer compositionsUNION CARBIDE CHEM PLASTIC·Filed 1997·Granted Feb 8, 2000·17 cites·20 claims
- 0229US5175245AMono- or biaxially drawn polyketone filmsSHELL OIL CO·Filed 1991·Granted Dec 29, 1992·3 cites·4 claims
- 0325US5073327AProcess for producing mono- or biaxially drawn polyketone filmsSHELL OIL CO·Filed 1991·Granted Dec 17, 1991·0 cites·13 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →