Inventor · disambiguated record
Joseph H. Apfel
Also filed as: APFEL JOSEPH H
3 granted patents·192 citations·filing 1976–1997
77Inventor score
Files withOPTICAL COATING LABORATORY INC3
Top patents by PatentIndex Score
3 records- 0192US4309075AMultilayer mirror with maximum reflectanceOPTICAL COATING LABORATORY INC·Filed 1979·Granted Jan 5, 1982·94 cites·11 claims
- 0282US4147409ALaser reflector with reduced electric field intensityOPTICAL COATING LABORATORY INC·Filed 1976·Granted Apr 3, 1979·49 cites·4 claims
- 0379US5989693AFluorine-containing abrasion-resistant optical thin film devicesOPTICAL COATING LABORATORY INC·Filed 1997·Granted Nov 23, 1999·49 cites·16 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →