Inventor · disambiguated record
Charles B. Jewison
Also filed as: JEWISON CHARLES B
3 granted patents·63 citations·filing 1980–1989
72Inventor score
Technology areasG03B
Files withDUKANE CORP3
Top patents by PatentIndex Score
3 records- 0189US4969733AFoldable portable overhead projectorDUKANE CORP·Filed 1989·Granted Nov 13, 1990·48 cites·20 claims
- 0257USD322264SFoldable portable overhead projectorDUKANE CORP·Filed 1989·Granted Dec 10, 1991·9 cites·1 claims
- 0348US4331397AFront/rear projection systemDUKANE CORP·Filed 1980·Granted May 25, 1982·6 cites·22 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →