Inventor · disambiguated record
Frederick G. Hewitt
Also filed as: HEWITT FREDERICK G
5 granted patents·1 pending application·82 citations·filing 1979–2002
83Inventor score
Top patents by PatentIndex Score
6 records- 0181US6417919B1Methods for assessing visual tasks to establish desirable lighting and viewing conditions for performance of tasks, apparatus; and, applicationsORFIELD LAB INC·Filed 2000·Granted Jul 9, 2002·16 cites·20 claims
- 0262US6147752AMethods for assessing visual tasks to establish desirable lighting and viewing conditions for performance of tasks; apparatus; and, applicationsORFIELD LAB INC·Filed 1998·Granted Nov 14, 2000·18 cites·20 claims
- 0359US5841530AIndustrial viewing station for inspection of defectsORFIELD LAB INC·Filed 1997·Granted Nov 24, 1998·16 cites·21 claims
- 0458US4270862AMagneto-optic light deflector systemSPERRY CORP·Filed 1979·Granted Jun 2, 1981·15 cites·7 claims
- 0557US5686987AMethods for assessing visual tasks to establish desirable lighting and viewing conditions for performance of tasks; apparatus; and, applicationsORFIELD ASSOCIATES INC·Filed 1995·Granted Nov 11, 1997·17 cites·15 claims
- 0647US2003058434A1Methods for assessing visual tasks to establish desirable lighting and viewing conditions for performance of tasks; apparatus; and, applicationsORFIELD LAB·Filed 2002·Application pending·0 cites
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →