Inventor · disambiguated record
Richard D. Ingalls
Also filed as: INGALLS RICHARD D
3 granted patents·37 citations·filing 1981–1983
70Inventor score
Files withINGALLS MARJORIE D3
Top patents by PatentIndex Score
3 records- 0159US4425417AMethod for preparation of a color proof from a set of color separation films, masks or the likeINGALLS MARJORIE D·Filed 1982·Granted Jan 10, 1984·18 cites·25 claims
- 0250US4522491AMethod for reproducing one or more target colors on photographic paper or the likeINGALLS MARJORIE D·Filed 1983·Granted Jun 11, 1985·14 cites·27 claims
- 0332US4411529AColor reference data base and method of preparing sameINGALLS MARJORIE D·Filed 1981·Granted Oct 25, 1983·5 cites·21 claims
Join the waitlist — get patent alerts
Get an alert when Richard D. Ingalls files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →