Patents by Inventor Peter Wolohan
Peter Wolohan 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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Publication number: 20230115552Abstract: Provided are organometallic compounds that include a ligand LA of that are useful as emitters in OLEDs. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs and related consumer products that utilize these organometallic compounds.Type: ApplicationFiled: June 16, 2022Publication date: April 13, 2023Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Nicholas J. THOMPSON, Morgan C. MACINNIS, Hsiao-Fan CHEN, Noah HORWITZ, Peter WOLOHAN, Neil PALMER, Elena SHEINA, Rasha HAMZE
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Patent number: 11608321Abstract: The present invention includes novel compounds containing deuterated or partially deuterated xanthene and thioxanthene structures. These compounds may be useful as host materials with high triplet energies for phosphorescent electroluminescent devices.Type: GrantFiled: May 24, 2018Date of Patent: March 21, 2023Assignee: Universal Display CorporationInventor: Peter Wolohan
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Publication number: 20230023360Abstract: Provided organic light emitting device (OLED) comprising compounds having Formula I: wherein rings A, B, C, D, E, and F are each independently a single or fused ring system, consisting of one or more 5-membered or 6-membered carbocyclic or heterocyclic rings; L1, L2, L3, L4, L5, and L6 are each independently optionally present or is selected from the group consisting of O, S, Se, BR, BRR?, NR, C?R, CRR?, SiRR?, P(O)R, and GeRR?; a, b, c, d, e and f are each 0 for not present or 1 for present; each of R, R?, R1, R2, R3, R4, R5, and R6 is independently a hydrogen or a substituent; and any two of adjacent R, R?, R1, R2, R3, R4, R5, and R6 can be joined or fused to form a ring. The compound is an ETL.Type: ApplicationFiled: August 31, 2022Publication date: January 26, 2023Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Peter WOLOHAN, Tyler FLEETHAM, Hsiao-Fan CHEN, Fadi M. JRADI
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Publication number: 20230018990Abstract: A compound including a bidentate ligand LA comprising a structure of Formula I, is disclosed. In Formula I, ring A? is a 7-, 8-, or 9-membered ring structure; X is of NR2, O, CR, CRR?, S, or SiRR?; each of RA?, R1, and R2 is independently hydrogen or a substituent; R1? is independently absent or a hydrogen or a substituent; any two adjacent RA?, R1, R1?, and R2 can be joined or fused to form a ring; the ligand LA is coordinated to a metal, which is selected from Os, Ir, Pd, Pt, Cu, Ag, or Au; and (1) at least one of R1 and R2 is coordinated to the metal M, or (2) at least one RA? comprises a 5- or 6-membered carbocyclic or heterocyclic ring that is not directly fused to Ring A? and is coordinated to the metal M, or both (1) and (2) are true. Formulations, devices, and consumer products including the compound are also disclosed.Type: ApplicationFiled: April 25, 2022Publication date: January 19, 2023Applicant: Universal Display CorporationInventors: Hsiao-Fan CHEN, Joseph A. MACOR, Neil PALMER, Peter WOLOHAN, Tyler FLEETHAM, Geza SZIGETHY, Rasha HAMZE
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Patent number: 11557738Abstract: A compound of Formula I: wherein: X1-X8 are each independently C or N, wherein two adjacent X1-X8 are carbon-fused to a structure of Formula II: X9-X12 are each independently C or N; A1, A2, and A3 are each independently selected from the group consisting of O, S, Se, N, NR, CR, CRR?, SiR, SiRR?, GeR, and GeRR?, with at least one of A1 and A2 being N or NR; each occurrence of is independently a single bond or a double bond, wherein one occurrence of is a single bond and one occurrence of is a double bond; each of RA, RB, and Rc independently represents zero, mono, or up to a maximum allowed substitution to its associated ring; each of occurrence R, R?, RA, RB, and RC is independently a hydrogen or a substituent selected from the group consisting of Formula III, Formula IV, Formula V, Formula VI, Formula VII, Formula VIII, Formula IX, deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, boryl, alkenyl, cycloalkenyl, heteroalkenyl, aType: GrantFiled: February 10, 2020Date of Patent: January 17, 2023Assignee: Universal Display CorporationInventors: Tyler Fleetham, Peter Wolohan
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Publication number: 20220396596Abstract: Provided is a compound of Formula I in which at least one moiety A, moiety B, moiety C, or moiety D is a 6-membered carbocyclic or heterocyclic ring, and at least one RA, RB, RC, or RD includes a group having Formula II where RX can be silyl, germyl, boryl, nitrile, F, CF3, cycloalkyl, heterocycloalkyl, or monocyclic heteroaryl. The compounds are useful as emitters in OLEDs providing improved efficiency.Type: ApplicationFiled: May 13, 2022Publication date: December 15, 2022Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Rasha HAMZE, Hsiao-Fan CHEN, Peter WOLOHAN, Morgan C. MACINNIS, Woo-Young SO, George FITZGERALD, Noah HORWITZ, Jerald FELDMAN, Elena SHEINA
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Patent number: 11515489Abstract: A compound of Formula I: wherein ring A is a 5-membered or 6-membered aromatic ring; wherein RA, RB, and RC each independently represent mono to the maximum allowable substitution, or no substitution; wherein Y1 is absent or present, and when present is selected from the group consisting of a direct bond, O, S, Se, CRR?, NR, SiRR?, and BR; wherein each X1-X3 is N or CR; wherein at least one of X1-X3 is N; wherein each A1-A5 is independently C or N; wherein the maximum number of N atoms that can connect to each other within each ring is two; wherein each R1, R2, R3, and R4 is independently selected from the group consisting of alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, aryl, heteroaryl, and combinations thereof; wherein each R, R?, RA, RB, and RC is independently a hydrogen or a substituent selected from the group consisting of deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaType: GrantFiled: November 14, 2019Date of Patent: November 29, 2022Assignee: Universal Display CorporationInventors: Peter Wolohan, Tyler Fleetham, Jason Brooks, Rasha Hamze, Nicholas J. Thompson
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Patent number: 11512093Abstract: A compound of Formula I: wherein Y is O, S, or Se; wherein each X1-X14 is independently C or N; wherein two consecutive X1-X14 in the same ring are not N; wherein any of X1-X14 is C when it forms a direct bond to RA, RB, RC, or RD; wherein RA, RB, RC, and RD each independently represent mono to the maximum allowable substitution, or no substitution; wherein each RA, RB, RC, and RD is independently a hydrogen or a substituent selected from the group consisting of deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, amino, silyl, alkenyl, cycloalkenyl, heteroalkenyl, alkynyl, aryl, heteroaryl, acyl, carboxylic acid, ether, ester, nitrile, isonitrile, sulfanyl, sulfinyl, sulfonyl, phosphino, and combinations thereof; wherein RD represents mono to the maximum allowable substitution at least one RD is not hydrogen; and wherein any two substituents are optionally joined or fused together to form a ring.Type: GrantFiled: March 4, 2020Date of Patent: November 29, 2022Assignee: Universal Display CorporationInventors: Peter Wolohan, Tyler Fleetham
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Patent number: 11495752Abstract: A compound of Formula I wherein X1, X2, X3, and X4 are independently selected from the group consisting of CRA and N; X5, X6, X7, and X8 are independently selected from the group consisting of CRB and N; Y is selected from the group consisting of NR2, O, S, CR3R4, SiR3R4 and GeR3R4; Z is selected from the group consisting of B, SiR5, and GeR6; wherein RA and RB represent mono to the maximum allowable substitution, or no substitution; and R1, R2, R3, R4, R5, R6 and R7 are independently selected from the group consisting of hydrogen, deuterium, halogen, alkyl, cycloalkyl, heteroalkyl, heterocycloalkyl, arylalkyl, alkoxy, aryloxy, silyl, aryl, heteroaryl, acyl, nitrile, and combinations thereof.Type: GrantFiled: September 12, 2019Date of Patent: November 8, 2022Assignee: Universal Display CorporationInventor: Peter Wolohan
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Publication number: 20220336759Abstract: A compound comprising a ligand LA comprising a moiety L having a structure of Formula I is provided. In Formula I, LA coordinated to a metal M; A1 is selected from B, N, P, P?O, P?S, Al, Ga, SiR?, GeR?, and SnR?; where rings A, B, and C are 5- or 6-membered rings; Y1, Y2, and Y3 are selected from direct bonds, the metal M, and a variety of linkers; a+b+c=2 or 3; and one of a number of specific conditions is met. OLED devices, consumer products, and formulations including the compound are also provided.Type: ApplicationFiled: January 14, 2021Publication date: October 20, 2022Applicant: Universal Display CorporationInventors: Morgan C. MACINNIS, Hsiao-Fan CHEN, Tyler FLEETHAM, Peter WOLOHAN, Jerald FELDMAN, Jui-Yi TSAI, Pierre-Luc T. BOUDREAULT, Alexey Borisovich DYATKIN, Zhiqiang JI, Sean Michael RYNO, Rasha HAMZE, Chun LIN
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Patent number: 11476430Abstract: A compound of Formula I is disclosed which is useful as an emitter in an OLED.Type: GrantFiled: September 27, 2019Date of Patent: October 18, 2022Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Chun Lin, Hsiao-Fan Chen, Jerald Feldman, Tyler Fleetham, Peter Wolohan, Jason Brooks
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Publication number: 20220281898Abstract: Provided are compounds having Formula I: wherein rings A, B, C, D, E, and F are each independently a single or fused ring system, consisting of one or more 5-membered or 6-membered carbocyclic or heterocyclic rings; L1, L2, L3, L4, L5, and L6 are each independently optionally present or is selected from the group consisting of O, S, Se, BR, BRR?, NR, C?R, CRR?, SiRR?, P(O)R, and GeRR?; a, b, c, d, e and f are each 0 for not present or 1 for present; each of R, R?, R1, R2, R3, R4, R5, and R6 is independently a hydrogen or a substituent; and any two of adjacent R, R?, R1, R2, R3, R4, R5, and R6 can be joined or fused to form a ring. Also provided are formulations comprising these compounds. Further provided are OLEDs and related consumer products that utilize these compounds.Type: ApplicationFiled: February 21, 2022Publication date: September 8, 2022Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Peter WOLOHAN, Tyler FLEETHAM, Hsiao-Fan CHEN
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Patent number: 11424420Abstract: A metal-containing compound including a first ligand LA that is selected from one of the following structures: is disclosed.Type: GrantFiled: August 29, 2018Date of Patent: August 23, 2022Assignee: UNIVERSAL DISPLAY CORPORATIONInventors: Hsiao-Fan Chen, Daniel W. Silverstein, Peter Wolohan
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Publication number: 20220177492Abstract: Provided are new compositions of matter for host materials in OLEDs by incorporating deuterated moieties in the organic molecules. Also provided are formulations comprising these deuterated compounds. Further provided are OLEDs and related consumer products that utilize these deuterated compounds.Type: ApplicationFiled: February 16, 2022Publication date: June 9, 2022Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Tyler FLEETHAM, Nicholas J. THOMPSON, Chun LIN, Jerald FELDMAN, Peter WOLOHAN, Bin MA
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Patent number: 11349083Abstract: The present invention includes novel compounds containing heterocycles and oligomeric phenylene or aza and cyano substituted variants thereof. These compounds may be useful as host materials for phosphorescent electroluminescent devices.Type: GrantFiled: August 8, 2018Date of Patent: May 31, 2022Assignee: Universal Display CorporationInventor: Peter Wolohan
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Publication number: 20220153759Abstract: Provided are triangulene based organometallic compounds which contain as a central atom at least one atom selected from the group consisting of B, Al, Ga, and In. Also provided are formulations comprising these organometallic compounds. Further provided are OLEDs as well as related consumer products that utilize these organometallic compounds.Type: ApplicationFiled: October 14, 2021Publication date: May 19, 2022Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Peter WOLOHAN, Tyler FLEETHAM, Hsiao-Fan CHEN
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Publication number: 20220140241Abstract: Provided are boron-containing host compounds with fused rings which contain in the center of the compound an atom selected from the group consisting of B, Al, Ga, and In. Also provided are formulations comprising these compounds. Further provided are OLEDs as well as related consumer products that utilize these compounds.Type: ApplicationFiled: September 29, 2021Publication date: May 5, 2022Applicant: UNIVERSAL DISPLAY CORPORATIONInventors: Hsiao-Fan CHEN, Peter WOLOHAN, Tyler FLEETHAM
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Patent number: 11322691Abstract: The present invention includes novel compounds containing heterocycles or azaheterocycles and fused phenylene or aza and cyano substituted variants thereof. These compounds may be useful as host materials for phosphorescent electroluminescent devices.Type: GrantFiled: July 24, 2018Date of Patent: May 3, 2022Assignee: Universal Display CorporationInventors: Peter Wolohan, Morgan C. MacInnis
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Publication number: 20220109120Abstract: A compound comprising a ligand LA comprising a moiety L having a structure of Formula I is provided. In Formula I, LA coordinated to a metal M; A1 is selected from B, N, P, P?O, P?S, Al, Ga, SiR?, GeR?, and SnR?; where rings A, B, and C are 5- or 6-membered rings; Y1, Y2, and Y3 are selected from direct bonds, the metal M, and a variety of linkers; a+b+c=2 or 3; and one of a number of specific conditions is met. OLED devices, consumer products, and formulations including the compound are also provided.Type: ApplicationFiled: November 17, 2021Publication date: April 7, 2022Applicant: Universal Display CorporationInventors: MORGAN C. MACINNIS, Hsiao-Fan Chen, Tyler Fleetham, Peter Wolohan, Jerald Feldman, Jui-Yi Tsai, Pierre-Luc T. Boudreault, Alexey Borisovich Dyatkin, Zhiqiang JI, Sean Michael Ryno, Rasha Hamze, Chun Lin, Elena Sheina
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Publication number: 20220098220Abstract: A compound of the following Formula I is provided. In Formula I, A is C, B, Si, Ge, or Sn; each of X1 to X22 is independently C or N; Z1 and Z2 are each independently B or N; when A is B, one of X4, X5, X12, and X22 is N, and the remainder are C; when A is C, at least one of Z1 and Z2 is B; each of Y1, Y2, Y3, and Y4 is independently O, S, Se, NR, CRR?, SiRR?, GeRR?, and SnRR?; one of both of Y1 and Y2 are present; one of both of Y3 and Y4 are present; each R, R?, RA, RB, RC, RD, RE, and RF is independently hydrogen or a variety of substituents; and any two adjacent R, R?, RA, RB, RC, RD, RE, and RF can be joined or fused to form a ring. Devices, consumer products, and formulations including the compound are also disclosed.Type: ApplicationFiled: August 17, 2021Publication date: March 31, 2022Applicant: Universal Dispaly CorporationInventors: Peter WOLOHAN, Tyler Fleetham, Hisao-Fan Chen