Patents by Inventor Massimo Bertoldi
Massimo Bertoldi has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 10707496Abstract: A method for depositing a layer of material on a metallic support for fuel cells or electrolysis cells includes the steps of preparing the surface of the metallic support, preparing an apparatus for an electrolytic bath, with the relative actuation means of the apparatus, including an aqueous solution with the cations necessary to obtain at least one material, dipping the metallic support into the electrolytic bath, and commanding the actuation means of the electrolytic bath so as to selectively carry out the electrochemical deposition of at least one layer of material on the metallic support, the layer of material includes an anti-corrosion protective ceramic material and/or a ceramic material with catalytic properties.Type: GrantFiled: August 13, 2014Date of Patent: July 7, 2020Assignee: SOFCPOWER S.P.A.Inventors: Dario Montinaro, Massimo Bertoldi, Vincenzo Maria Sglavo, Pradnyesh Satardekar
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Publication number: 20160197356Abstract: A method for depositing a layer of material on a metallic support for fuel cells or electrolysis cells includes the steps of preparing the surface of the metallic support, preparing an apparatus for an electrolytic bath, with the relative actuation means of the apparatus, including an aqueous solution with the cations necessary to obtain at least one material, dipping the metallic support into the electrolytic bath, and commanding the actuation means of the electrolytic bath so as to selectively carry out the electrochemical deposition of at least one layer of material on the metallic support, the layer of material includes an anti-corrosion protective ceramic material and/or a ceramic material with catalytic properties.Type: ApplicationFiled: August 13, 2014Publication date: July 7, 2016Inventors: Dario Montinaro, Massimo Bertoldi, Vicenzo Maria Sglavo, Pradnyesh Satardekar
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Patent number: 5821042Abstract: A multilayer silver halide color photographic element comprises a support having coated thereon a silver antihalation layer, an interlayer, at least two red-sensitive silver halide emulsion layers, at least two green-sensitive silver halide emulsion layers a yellow filter layer, and at least two blue-sensitive silver halide emulsion layers, wherein the interlayer provided between the silver antihalation layer and the red-sensitive silver halide emulsion layer closest to the support contains a bleach accelerator releasing compound, and the silver antihalation layer contains a water-soluble organic thiol.The invention provides reduction in residual silver levels and backside turbidity after processing, without deleteriously affecting sensitometric properties of the photographic element.Type: GrantFiled: May 22, 1997Date of Patent: October 13, 1998Assignee: Imation Corp.Inventors: Sergio Massirio, Massimo Bertoldi, Giovanni Giusto, Emilio Prosperi, Roberto Sardelli
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Patent number: 5736307Abstract: Silver halide photographic element comprising a support having coated thereon red-, green- and blue-sensitive silver halide emulsion layers comprising, respectively, cyan, magenta and yellow dye-forming couplers, wherein at least one silver halide emulsion layer comprises a yellow dye-forming DIR coupler having a 1,2,4-triazolyl group attached to the coupling position, said 1,2,4-triazolyl group comprising a hydrolyzable alkoxy- or aryloxy-carbonyl group attached to a benzylthio substituent on the 1,2,4-triazolyl group.Preferably, the yellow dye-forming DIR coupler is represented by the formula ##STR1## wherein R.sub.1 represents an alkyl group, an aryl group or --NHR.sub.5, wherein R.sub.5 represents an alkyl group or an aryl group,R.sub.2 represents an alkyl group or an aryl group, TIME represents a timing group,n is 0 or 1,R.sub.3 represents an alkyl group or a phenyl group, andR.sub.4 represents hydrogen atom or an alkyl group.Type: GrantFiled: April 8, 1996Date of Patent: April 7, 1998Assignee: Imation CorpInventors: Massimo Bertoldi, Antonio Poggi, Enzo Coraluppi
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Patent number: 5693846Abstract: A process for preparation of 4-mercapto-1-naphthol compounds which comprises the steps of:(i) obtaining a 4-heterocyclylthio-1-naphthol compound by reacting a 1-naphthol compound with a heterocyclylsulfur chloride or by reacting a 4-iodo-1-naphthol compound with an alkali metal or ammonium salt of a mercaptoheterocyclic compound,(ii) hydrolyzing the resulting 4-heterocyclylthio-1-naphthol compound in the presence of a base to form a reaction product, and(iii) acidifying said reaction product.The resulting compounds are useful as intermediates in the synthesis of bleach accelerator releasing couplers for use in silver halide color photographic materials.Type: GrantFiled: August 1, 1996Date of Patent: December 2, 1997Assignee: Imation Corp.Inventors: Ivano Delprato, Massimo Bertoldi
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Patent number: 5681693Abstract: The addition of 3-substituted-5-mercapto-1H-tetrazoles to silver halide photothermographic emulsions improves the post-processing stability of the emulsion.Type: GrantFiled: August 12, 1992Date of Patent: October 28, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Massimo Bertoldi, Stefano Mana, Cristina Soncini
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Patent number: 5667953Abstract: The present invention relates to a light-sensitive silver halide photographic material comprising a support and silver halide emulsion layer or layers, wherein at least one of said silver halide emulsion layers comprises an alkylaminomercaptotetrazole antifoggant. According to a preferred embodiment of the present invention said silver halide emulsion layer comprises tabular silver halide grains having an average aspect ratio higher than 3:1 and a thickness lower than 0.4 .mu.m.Type: GrantFiled: August 3, 1995Date of Patent: September 16, 1997Assignee: Minnesota Mining and Manufacturing CompanyInventors: Massimo Bertoldi, Mark P. Kirk
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Patent number: 5663040Abstract: Silver halide photographic element comprising a support and at least one silver halide emulsion layer having therein a 2-equivalent 5-pyrazolone magenta coupler represented by the formula: ##STR1## wherein a represents an integer from 0 to 3,b represents an integer from 0 to 2,R.sub.1 and R.sub.2 are each individually hydrogen, alkyl, alkoxy, halogen, aryl, aryloxy, acylamino, sulfonamido, sulfamoyl, carbamoyl, arylsulfonyl, aryloxycarbonyl, alkoxycarbonyl, alkoxysulfonyl, aryloxysulfonyl, alkylureido, arylureido, nitro, cyano, hydroxyl or carboxy group,R.sub.3 is halogen atom, alkyl or aryl group,X is a direct link or a linking group,Ball is a ballasting group which renders a group to which is attached non-diffusible in photographic coatings, andthe sum of the sigma values of R.sub.1, R.sub.3 and X-Ball is less than 1.3.Type: GrantFiled: February 22, 1996Date of Patent: September 2, 1997Assignee: Imation CorpInventors: Massimo Bertoldi, Enzo Coraluppi, Anna Marie Canuti, Ferdinando Orengo
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Patent number: 5658718Abstract: Multilayer silver halide color photographic element comprising a support having thereon at least a blue sensitive silver halide emulsion layer containing a yellow dye-forming coupler, at least a green-sensitive silver halide emulsion layer containing a magenta dye-forming coupler, and at least a red-sensitive silver halide emulsion layer containing a cyan dye-forming coupler, said red-sensitive layer containing a non-diffusible, cyan dye-forming magenta masking coupler.Type: GrantFiled: December 22, 1995Date of Patent: August 19, 1997Assignee: Imation CorpInventors: Anna Maria Canuti, Roberto Sardelli, Massimo Bertoldi
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Patent number: 5658717Abstract: Multilayer silver halide color photographic element comprising a support having thereon at least a blue sensitive silver halide emulsion layer containing a yellow dye-forming coupler, at least a green-sensitive silver halide emulsion layer containing a magenta dye-forming coupler, and at least a red-sensitive silver halide emulsion layer containing a cyan dye-forming coupler, said red-sensitive layer or a gelatin interlayer adjacent said red-sensitive layer containing a non-diffusible, non-coupling magenta colored azo dye.Type: GrantFiled: December 22, 1995Date of Patent: August 19, 1997Assignee: Imation Corp.Inventors: Anna Maria Canuti, Roberto Sardelli, Massimo Bertoldi
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Patent number: 5496692Abstract: Silver halide color photographic light-sensitive material which comprises a support having thereon at least one silver halide emulsion layer containing a) an alkoxybenzoylacetanilide DIR coupler having bonded to the coupling active position a group which provides a compound having a development inhibiting property when the group is released from the coupler active position upon the color development reaction, wherein said group is a 4,7-dihalogen-2-benzotriazolyl group and b) an alkoxybenzoylacetanilide yellow dye forming coupler having a 3-hydantoinyl leaving group bonded to the coupling active position to provide, upon exposure and development, color images of improved image sensitivity.Type: GrantFiled: November 14, 1994Date of Patent: March 5, 1996Assignee: Minnesota Mining and Manufacturing CompanyInventors: Massimo Bertoldi, Vinicio Busatto
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Patent number: 5441858Abstract: Silver halide photographic element comprising a support and at least one silver halide emulsion layer, characterised in that said silver halide emulsion layer is spectrally sensitized to infrared radiation with a tricarbocyanine dye having the formula: ##STR1## wherein, Z.sub.1 and Z.sub.2 each independently represents the atoms necessary to complete a thiazole nucleus or an oxazole nucleus,Z.sub.3 represents the atoms necessary to complete a 5-membered N-containing aromatic ring, Q represents the atoms necessary to complete a 5- or 6-membered carbocyclic ring, R.sub.1 and R.sub.2 each independently represents an alkyl group, X.sup.- represents an anion, and n represents an integer of 1 to 2, provided that n is 1 when the dye forms an intramolecular salt.Type: GrantFiled: September 6, 1994Date of Patent: August 15, 1995Assignee: Minnesota Mining and Manufacturing CompanyInventors: Ivano Delprato, Sergio Massirio, Massimo Bertoldi
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Patent number: 5332656Abstract: Silver halide color photographic light-sensitive material which comprises a support having thereon at least one silver halide emulsion layer containing a) a diacylaminomethylene yellow dye forming coupler having bonded to the coupling active position a group which provides a compound having a development inhibiting property when the group is released from the coupler active position upon the color development reaction, wherein said group is a 4,7-dihalogen-2-benzotriazolyl group and b) an alkoxybenzoyl acetanilide yellow dye forming coupler having a 3-hydantoinyl leaving group bonded to the coupling active position.Type: GrantFiled: March 22, 1993Date of Patent: July 26, 1994Assignee: Minnesota Mining and Manufacturing CompanyInventors: Massimo Bertoldi, Vinicio Busatto
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Patent number: 5149620Abstract: The addition of certain 5-mercapto-1,2,4-triazoles to silver halide photothermographic emulsions improves the post-processing image stability of those emulsions.Type: GrantFiled: July 30, 1990Date of Patent: September 22, 1992Assignee: Minnesota Mining and Manufacturing CompanyInventors: Sahron M. Simpson, John R. Boon, Marco Bucci, Massimo Bertoldi, Cristina Soncini, Kumars Sakizadeh