Inventor · disambiguated record
John A. Bergfjord, Sr.
Also filed as: BERGFJORD JOHN A · BERGFJORD JOHN A SR · BERGFJORD JOHN ALF · BERGFJORD SR JOHN A
18 granted patents·2 pending applications·289 citations·filing 1974–2005
95Inventor score
Top patents by PatentIndex Score
20 records- 0197US4786570ALayered, flexible electrophotographic imaging member having hole blocking and adhesive layersXEROX CORP·Filed 1987·Granted Nov 22, 1988·80 cites·20 claims
- 0286US6790573B2Multilayered imaging member having a copolyester-polycarbonate adhesive layerXEROX CORP·Filed 2002·Granted Sep 14, 2004·24 cites·30 claims
- 0377US6410196B1Photoreceptor charge transport layer with a polycarbonate binderXEROX CORP·Filed 2001·Granted Jun 25, 2002·15 cites·17 claims
- 0477US6071662AImaging member with improved anti-curl backing layerXEROX CORP·Filed 1998·Granted Jun 6, 2000·36 cites·12 claims
- 0572US6743390B2Stress release methodXEROX CORP·Filed 2001·Granted Jun 1, 2004·9 cites·17 claims
- 0672US5204201APolymeric systems for overcoating organic photoreceptors used in liquid development xerographic applicationsXEROX CORP·Filed 1991·Granted Apr 20, 1993·18 cites·11 claims
- 0768US7267917B2Photoreceptor charge transport layer compositionXEROX CORP·Filed 2004·Granted Sep 11, 2007·10 cites·20 claims
- 0868US5492785AMultilayered photoreceptorXEROX CORP·Filed 1995·Granted Feb 20, 1996·20 cites·5 claims
- 0963US6797445B2Imaging memberXEROX CORP·Filed 2002·Granted Sep 28, 2004·4 cites·25 claims
- 1060US6096927AProcess for removal and recovery of an arylamine compoundXEROX CORP·Filed 1999·Granted Aug 1, 2000·7 cites·9 claims
- 1159US6261730B1Cross-linked phenoxy anticurl back coating for electrostatographic imaging membersXEROX CORP·Filed 1999·Granted Jul 17, 2001·18 cites·8 claims
- 1258US7182903B2Endless belt member stress reliefXEROX CORP·Filed 2003·Granted Feb 27, 2007·3 cites·37 claims
- 1356US4092161AInorganic photoconductors with phenyl substituted image transport materialsXEROX CORP·Filed 1975·Granted May 30, 1978·8 cites·14 claims
- 1453US6197462B1Cross-linked polyamide anticurl back coating for electrostatographic imaging membersXEROX CORP·Filed 1999·Granted Mar 6, 2001·10 cites·8 claims
- 1552US5686215AMultilayered electrophotographic imaging memberXEROX CORP·Filed 1997·Granted Nov 11, 1997·11 cites·15 claims
- 1652US4022956APolymers of benzanthracene as active matrix materialsXEROX CORP·Filed 1974·Granted May 10, 1977·6 cites·6 claims
- 1742US5911934APhotoreceptor calendering methodXEROX CORP·Filed 1997·Granted Jun 15, 1999·9 cites·16 claims
- 1840US7192678B2Photoreceptor charge transport layer compositionXEROX CORP·Filed 2004·Granted Mar 20, 2007·1 cites·17 claims
- 1936US2006257770A1PhotoreceptorsXEROX CORP·Filed 2005·Application pending·0 cites
- 2033US2006110669A1Electrophotographic image memberMATY DAVID J·Filed 2004·Application pending·0 cites
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →