Assignee
CELLOPHANE SA
22 granted patents·204 citations·filing 1973–1982
Top patents by PatentIndex Score
22 records- 0181US4171980APhotosensitive compositions and recording materials and processes utilizing sameCELLOPHANE SA·Filed 1978·Granted Oct 23, 1979·15 cites·9 claims
- 0278US4237207APhotochromic composition containing indoline spirobenzopyran and copolymer of PVC and imaged product thereofCELLOPHANE SA·Filed 1979·Granted Dec 2, 1980·13 cites·11 claims
- 0368US4252601AWriting liquid for use with an opaque recording material for forming transparencies for overhead projection and the likeCELLOPHANE SA·Filed 1978·Granted Feb 24, 1981·16 cites·14 claims
- 0466US4439512AChromogenic compositions containing stabilized phenolic coupler compounds, recording materials and processes utilizing sameCELLOPHANE SA·Filed 1982·Granted Mar 27, 1984·11 cites·23 claims
- 0565US4276340ACellulose packaging films for packaging soft cheesesCELLOPHANE SA·Filed 1979·Granted Jun 30, 1981·24 cites·10 claims
- 0664US3964911APhotographic reproduction processes using diazonium salts and substituted spiro[benzopyrane]CELLOPHANE SA·Filed 1973·Granted Jun 22, 1976·13 cites·9 claims
- 0763US3983285AComposite polyester films and process for producing the sameCELLOPHANE SA·Filed 1974·Granted Sep 28, 1976·27 cites·10 claims
- 0863US3943418ACorona charging deviceCELLOPHANE SA·Filed 1975·Granted Mar 9, 1976·11 cites·11 claims
- 0958US4238533ACoating process and apparatusCELLOPHANE SA·Filed 1979·Granted Dec 9, 1980·17 cites·6 claims
- 1057US4054684AComposition for forming colored images, new recording material and process using sameCELLOPHANE SA·Filed 1975·Granted Oct 18, 1977·16 cites·23 claims
- 1150US3957515APhotographic process for producing colored polymerized imagesCELLOPHANE SA·Filed 1975·Granted May 18, 1976·9 cites·1 claims
- 1249US4244894AProcess and apparatus for the manufacture of films by electrostatic applicationCELLOPHANE SA·Filed 1979·Granted Jan 13, 1981·10 cites·15 claims
- 1339US4115114AElectrostatic charge image transferCELLOPHANE SA·Filed 1973·Granted Sep 19, 1978·4 cites·5 claims
- 1433US4172725APhotosensitive compositions and recording materials and processes utilizing sameCELLOPHANE SA·Filed 1978·Granted Oct 30, 1979·1 cites·9 claims
- 1533US3980475AProcess of transferring an electrostatic latent image to a dielectric supportCELLOPHANE SA·Filed 1975·Granted Sep 14, 1976·3 cites·5 claims
- 1630US4327006AWriting liquid for use with an opaque recording material for forming transparencies for overhead projection and the likeCELLOPHANE SA·Filed 1980·Granted Apr 27, 1982·0 cites·8 claims
- 1730US4127084AImage support for dry development deviceCELLOPHANE SA·Filed 1977·Granted Nov 28, 1978·1 cites·6 claims
- 1830US3972714AMethod for electrostatic reproduction by charge transferCELLOPHANE SA·Filed 1973·Granted Aug 3, 1976·4 cites·3 claims
- 1927US4226931AProcess of making lithographic plate, and plate from photosensitive elementCELLOPHANE SA·Filed 1978·Granted Oct 7, 1980·4 cites·6 claims
- 2027US3980048ALiquid development apparatusCELLOPHANE SA·Filed 1975·Granted Sep 14, 1976·1 cites·12 claims
- 2123US3999513ADevice for development of electrophotographic electrosensitive papersCELLOPHANE SA·Filed 1974·Granted Dec 28, 1976·1 cites·8 claims
- 2218US4033577ASheet feeding devicesCELLOPHANE SA·Filed 1975·Granted Jul 5, 1977·3 cites·4 claims
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