Inventor · disambiguated record
John H. Campbell
Also filed as: CAMPBELL JOHN · CAMPBELL JOHN H · CAMPBELL JOHN HOLLAND · CAMPBELL JOHN J
9 granted patents·4 pending applications·365 citations·filing 1976–2020
91Inventor score
Top patents by PatentIndex Score
13 records- 0194US6103182ADispensing apparatus and methodALOTECH INC·Filed 1999·Granted Aug 15, 2000·64 cites·15 claims
- 0290US4849036AComposite polymer-glass edge cladding for laser disksUS ENERGY·Filed 1987·Granted Jul 18, 1989·74 cites·45 claims
- 0389US4092562AFluorescent lamp unit for multiple installationGEN ELECTRIC·Filed 1976·Granted May 30, 1978·51 cites·23 claims
- 0484US11661929B1Suction valve apparatus and method of using sameCAMPBELL JOHN H·Filed 2020·Granted May 30, 2023·3 cites·10 claims
- 0583US5526369APhosphate glass useful in high energy lasersSCHOTT GLASS TECH INC·Filed 1992·Granted Jun 11, 1996·62 cites·61 claims
- 0679US5830032AArchitectural blocksFiled 1996·Granted Nov 3, 1998·43 cites·13 claims
- 0773US5472748APermanent laser conditioning of thin film optical materialsUS ARMY·Filed 1990·Granted Dec 5, 1995·49 cites·7 claims
- 0857US5718979ACladding glass ceramic for use in high powered lasersSCHOTT GLASS TECH INC·Filed 1995·Granted Feb 17, 1998·17 cites·22 claims
- 0948USD968599SSuction valve switchCAMPBELL JOHN H·Filed 2020·Granted Nov 1, 2022·2 cites·1 claims
- 1048US2005061706A1Sealed secure prescription vial apparatus and methodFiled 2004·Application pending·0 cites
- 1146US2013259563A1Universal construction bracket method and apparatusCAMPBELL JOHN HOLLAND·Filed 2013·Application pending·0 cites
- 1238US2005153065A1Method to manufacture spectral pigmentGEN ELECTRIC·Filed 2004·Application pending·0 cites
- 1337US2004011408A1Pressure reducing valve apparatus and method of the sameKIDDE FIRE FIGHTING INC·Filed 2003·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →