Inventor · disambiguated record
Immo Boie
Also filed as: BOIE IMMO · KUFFNER KARL · LOHMANN JOACHIM W
23 granted patents·121 citations·filing 1973–1988
95Inventor score
Files withAGFA GEVAERT AG23
Top patents by PatentIndex Score
23 records- 0188US4049458APhotographic silver halide material containing 2-equivalent yellow couplersAGFA GEVAERT AG·Filed 1975·Granted Sep 20, 1977·18 cites·4 claims
- 0282US4133958A2-Equivalent yellow couplersAGFA GEVAERT AG·Filed 1977·Granted Jan 9, 1979·12 cites·5 claims
- 0369US4046575AColor photographic material containing 2-equivalent yellow couplersAGFA GEVAERT AG·Filed 1974·Granted Sep 6, 1977·7 cites·9 claims
- 0468US4186016AColor photographic recording materialAGFA GEVAERT AG·Filed 1977·Granted Jan 29, 1980·9 cites·4 claims
- 0564US4840871AColor photographic heat development processAGFA GEVAERT AG·Filed 1988·Granted Jun 20, 1989·9 cites·4 claims
- 0661US4204867AProcess for the production of color photographic images using new white coupler substancesAGFA GEVAERT AG·Filed 1978·Granted May 27, 1980·7 cites·2 claims
- 0761US3973979AColor photographic materials containing diffusion fast pyrazolone couplersAGFA GEVAERT AG·Filed 1974·Granted Aug 10, 1976·5 cites·10 claims
- 0859US4810615AColour photographic recording material containing a dye releasing compound for cyan dyes and a colour image produced with these dyesAGFA GEVAERT AG·Filed 1987·Granted Mar 7, 1989·6 cites·4 claims
- 0956US4407929AColor photographic recording material for the production of colored images by the dye diffusion transfer processAGFA GEVAERT AG·Filed 1981·Granted Oct 4, 1983·7 cites·6 claims
- 1056US4138263APhotographic silver halide material with 2-equivalent, N-heterocyclic yellow couplersAGFA GEVAERT AG·Filed 1975·Granted Feb 6, 1979·3 cites·9 claims
- 1152US4605954AMethod of and arrangement for adjusting color saturation in a video printerAGFA GEVAERT AG·Filed 1984·Granted Aug 12, 1986·10 cites·22 claims
- 1250US4138557A2-Equivalent yellow couplersAGFA GEVAERT AG·Filed 1977·Granted Feb 6, 1979·2 cites·2 claims
- 1342US4031130AAliphatic β-keto estersAGFA GEVAERT AG·Filed 1975·Granted Jun 21, 1977·2 cites·11 claims
- 1440US4399212AMethod of processing an exposed photographic material and processing band for carrying out the methodAGFA GEVAERT AG·Filed 1982·Granted Aug 16, 1983·6 cites·21 claims
- 1540US3931221AProcess for preparing 3-anilino-pyrazolones-(5)AGFA GEVAERT AG·Filed 1973·Granted Jan 6, 1976·4 cites·5 claims
- 1639US4847179APhotographic dye diffusion transfer process and color photographic recording material suitable for this processAGFA GEVAERT AG·Filed 1987·Granted Jul 11, 1989·3 cites·5 claims
- 1739US4429033AProcess for the production of color prints by the dye-diffusion transfer processAGFA GEVAERT AG·Filed 1982·Granted Jan 31, 1984·3 cites·5 claims
- 1835US4508809AProcess for the exposure and development of photo-graphic images and an apparatus for carrying out the processAGFA GEVAERT AG·Filed 1983·Granted Apr 2, 1985·3 cites·3 claims
- 1932US4379829APhotographic material containing a temporary barrier layer applied from an organic solutionAGFA GEVAERT AG·Filed 1981·Granted Apr 12, 1983·2 cites·5 claims
- 2031US4894312ADye diffusion process with base precursor salts of strong organic bases and weak organic acidsAGFA GEVAERT AG·Filed 1988·Granted Jan 16, 1990·2 cites·6 claims
- 2129US4537486AApparatus for the exposure and development of photographic imagesAGFA GEVAERT AG·Filed 1984·Granted Aug 27, 1985·0 cites·11 claims
- 2229US4532201AProcess and an apparatus for the development of photographic two-sheet diffusion materialsAGFA GEVAERT AG·Filed 1984·Granted Jul 30, 1985·0 cites·2 claims
- 2324US4486085AApparatus for developing color-photographic images in etching alkaline solutions according to the color diffusion processAGFA GEVAERT AG·Filed 1983·Granted Dec 4, 1984·1 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →