Patents by Inventor Aaron Lu

Aaron Lu 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).

  • Publication number: 20250072290
    Abstract: Embodiments herein are generally directed to a system and process for manufacturing temperature measurement devices for use in semiconductor and display manufacturing. A bifurcated thermocouple substrate is provided and includes a primary substrate with a substrate aperture, a secondary substrate disposed within the substrate aperture, and a thermocouple disposed within a thermocouple aperture of the secondary substrate.
    Type: Application
    Filed: August 20, 2024
    Publication date: February 27, 2025
    Inventors: Aaron LU, William CHANG, Jacky J. LIN, Hsiang AN
  • Publication number: 20240365665
    Abstract: Compounds that are organic radicals that can have a dual function. The compounds can be fluorescent emitters that emit in the near-IR. The compounds can also facilitate reverse intersystem crossing (RISC) to convert triplet excitons in an OLED to singlet excited states to maximize utilization of generated excitons in the OLED and approach 100% internal quantum efficiency.
    Type: Application
    Filed: July 8, 2024
    Publication date: October 31, 2024
    Inventors: Hsiao-Fan Chen, Tongxiang (Aaron) Lu, Nicholas J. Thompson, Eric A. Margulies, George Fitzgerald, Jerald Feldman
  • Publication number: 20240284784
    Abstract: The present invention includes novel polycyclic alkyl amino carbenes as ligands for metal complexes. These compounds may be useful as emitter materials for phosphorescent electroluminescent devices.
    Type: Application
    Filed: April 4, 2024
    Publication date: August 22, 2024
    Inventors: Mingjuan Su, Morgan C. MacInnis, Daniel W. Silverstein, Tongxiang (Aaron) Lu, George Fitzgerald
  • Patent number: 12069949
    Abstract: Compounds that are organic radicals that can have a dual function. The compounds can be fluorescent emitters that emit in the near-IR. The compounds can also facilitate reverse intersystem crossing (RISC) to convert triplet excitons in an OLED to singlet excited states to maximize utilization of generated excitons in the OLED and approach 100% internal quantum efficiency.
    Type: Grant
    Filed: July 28, 2022
    Date of Patent: August 20, 2024
    Inventors: Hsiao-Fan Chen, Tongxiang (Aaron) Lu, Nicholas J. Thompson, Eric A. Margulies, George Fitzgerald, Jerald Feldman
  • Publication number: 20240276864
    Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, each of X1 to X8 is C or N; is a single bond or a double bond; K is a direct bond or a linking group; RA, RB, and RC are each hydrogen or a General Substituent; LA is coordinated to a metal M, having an atomic weight of at least 40; any two substituents may be joined or fused to form a ring; and (i) two RA substituents are joined to form a ring fused to ring A, (ii) two RB substituents are joined to form a ring fused to ring B, or (iii) both condition (i) and condition (ii). Formulations, OLEDs, and consumer products containing the same are also provided.
    Type: Application
    Filed: December 4, 2023
    Publication date: August 15, 2024
    Applicant: Universal Display Corporation
    Inventors: Zhiqiang JI, Derek Ian WOZNIAK, Pierre-Luc T. BOUDREAULT, Tongxiang (Aaron) LU
  • Publication number: 20240254153
    Abstract: A compound comprising a first ligand LA of Formula I, is provided. In Formula I, moiety A is a fused polycyclic ring system; moiety B is a monocyclic ring or a fused polycyclic system; ring C is a 5-membered ring; ring D is a 6-membered ring; Y is N, B, or P; each of Z1 to Z4 is C or N; X1 is CR1 or N; each of K1 and K2 is a direct bond or a linker; each R1, R2, R?, R?, RA, and RB is hydrogen or a General Substituent defined herein; and LA is joined to a metal M by the dashed lines. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: November 27, 2023
    Publication date: August 1, 2024
    Applicant: Universal Display Corporation
    Inventors: Zhiqiang JI, Pierre-Luc T. BOUDREAULT, Derek Ian WOZNIAK, Tongxiang (Aaron) LU, Alexey Borisovich DYATKIN
  • Publication number: 20240247017
    Abstract: A compound comprising a first ligand LA of Formula I, In Formula I, moieties A, B, C, and D are each independently a monocyclic ring or a polycyclic fused ring system; each of Z1, Z2, and X1 to X7 is independently C or N; K is selected from a direct bond and a linker; each R?, R?, RA, RB, RC, and RD is hydrogen or a General Substituent defined herein; any two substituents may be joined or fused to form a ring; LA is joined to a metal M that has an atomic mass of at least 40; M may be coordinated to other ligands; and LA may be joined with other ligands. Formulations, OLEDs, and consumer products containing the compound are also provided.
    Type: Application
    Filed: November 27, 2023
    Publication date: July 25, 2024
    Applicant: Universal Display Corporation
    Inventors: Zhiqiang JI, Pierre-Luc T. BOUDREAULT, Derek Ian WOZNIAK, Tongxiang (Aaron) LU, Alexey Borisovich DYATKIN
  • Patent number: 11968883
    Abstract: The present invention includes novel polycyclic alkyl amino carbenes as ligands for metal complexes. These compounds may be useful as emitter materials for phosphorescent electroluminescent devices.
    Type: Grant
    Filed: July 23, 2018
    Date of Patent: April 23, 2024
    Assignee: Universal Display Corporation
    Inventors: Mingjuan Su, Morgan C. MacInnis, Daniel W. Silverstein, Tongxiang (Aaron) Lu, George Fitzgerald
  • Publication number: 20230276696
    Abstract: The present invention includes novel heterocyclic materials for use as blue phosphorescent materials in OLED devices. The materials are based on carbene and heterocyclic 5-membered ring linked ligands, which may be complexed to a transition metal via a metal-carbon (carbene) bond and a metal-nitrogen covalent bond.
    Type: Application
    Filed: April 17, 2023
    Publication date: August 31, 2023
    Inventors: Tongxiang (Aaron) Lu, George Fitzgerald, Morgan C. MacInnis, Paul M. Lahti
  • Patent number: 11678565
    Abstract: The present invention includes novel heterocyclic materials for use as blue phosphorescent materials in OLED devices. The materials are based on carbene and heterocyclic 5-membered ring linked ligands, which may be complexed to a transition metal via a metal-carbon (carbene) bond and a metal-nitrogen covalent bond.
    Type: Grant
    Filed: June 5, 2018
    Date of Patent: June 13, 2023
    Assignee: Universal Display Corporation
    Inventors: Tongxiang (Aaron) Lu, George Fitzgerald, Morgan C. MacInnis, Paul M. Lahti
  • Publication number: 20230006146
    Abstract: Compounds that are organic radicals that can have a dual function. The compounds can be fluorescent emitters that emit in the near-IR. The compounds can also facilitate reverse intersystem crossing (RISC) to convert triplet excitons in an OLED to singlet excited states to maximize utilization of generated excitons in the OLED and approach 100% internal quantum efficiency.
    Type: Application
    Filed: July 28, 2022
    Publication date: January 5, 2023
    Inventors: Hsiao-Fan Chen, Tongxiang (Aaron) Lu, Nicholas J. Thompson, Eric A. Margulies, George Fitzgerald, Jerald Feldman
  • Patent number: 11495757
    Abstract: The present invention includes novel platinum complexes with tridentate ligands forming dimeric structures that are calculated to have blue emission. The ligand backbone and pendant donor rings can be altered to give different emission maxima. The present invention also includes various pendant donor rings and multiple different ligand backbones. Such complexes are suitable for use as an emitter in organic light emitting devices.
    Type: Grant
    Filed: June 22, 2018
    Date of Patent: November 8, 2022
    Assignee: Universal Display Corporation
    Inventors: Morgan C. MacInnis, Tongxiang (Aaron) Lu, George Fitzgerald
  • Patent number: 11444249
    Abstract: Compounds that are organic radicals that can have a dual function. The compounds can be fluorescent emitters that emit in the near-IR. The compounds can also facilitate reverse intersystem crossing (RISC) to convert triplet excitons in an OLED to singlet excited states to maximize utilization of generated excitons in the OLED and approach 100% internal quantum efficiency.
    Type: Grant
    Filed: September 7, 2018
    Date of Patent: September 13, 2022
    Assignee: Universal Display Corporation
    Inventors: Hsiao-Fan Chen, Tongxiang (Aaron) Lu, Nicholas J. Thompson, Eric A. Margulies, George Fitzgerald, Jerald Feldman
  • Patent number: 11201299
    Abstract: The present invention includes novel heterocyclic materials for use as blue phosphorescent materials in OLED devices. The novel materials include two fused 5-membered aromatic or pseudoaromatic rings, which are bonded with 6 membered aromatic rings to serve as chelation ligands for a transition metal. The novel materials were determined computationally to have appropriate triplet energies for use as blue emitters and to possess sufficient chemical stability for use in devices.
    Type: Grant
    Filed: April 13, 2018
    Date of Patent: December 14, 2021
    Assignee: Universal Display Corporation
    Inventors: Tongxiang (Aaron) Lu, George Fitzgerald, Paul M. Lahti, Morgan C. MacInnis, Daniel W. Silverstein, Peter Wolohan, Diana Drennan
  • Patent number: 10944062
    Abstract: The present invention includes novel transition metal complexes of bidentate ligands containing benzofused imidazole moieties. The materials are useful for application in organic electroluminescence devices.
    Type: Grant
    Filed: April 26, 2018
    Date of Patent: March 9, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Jerald Feldman, Jui-Yi Tsai, Alexey Borisovich Dyatkin, Zhiqiang Ji, Mingjuan Su, Tongxiang (Aaron) Lu
  • Patent number: 10930862
    Abstract: The present invention includes novel compounds containing heterocycles or azaheterocycles and tetrazatetraborocine. These compounds may be useful as host materials for phosphorescent electroluminescent devices.
    Type: Grant
    Filed: May 2, 2018
    Date of Patent: February 23, 2021
    Assignee: UNIVERSAL DISPLAY CORPORATION
    Inventors: Peter Wolohan, Tongxiang (Aaron) Lu
  • Publication number: 20200061272
    Abstract: A peritoneal dialysis concentrate comprises an all-in-one concentrate or at least two concentrate parts to be stored separately before use, wherein by a diluting solution, the all-in-one concentrate can be diluted or dissolved, or the at least two concentrate parts can be diluted or dissolved, and mixed with each other to obtain the peritoneal dialysis solution suitable for peritoneal dialysis treatment. Also a single-chamber peritoneal dialysis bag, a dual-chamber peritoneal dialysis bag and a multi-chamber peritoneal dialysis bag contain the peritoneal dialysis concentrate. In addition, a set for a continuous ambulatory peritoneal dialysis and a set for an automated peritoneal dialysis comprise the single-chamber peritoneal dialysis bag or the dual-chamber peritoneal dialysis bag or the multi-chamber peritoneal dialysis bag, which contains the peritoneal dialysis concentrate.
    Type: Application
    Filed: May 5, 2017
    Publication date: February 27, 2020
    Inventors: Aaron Lu, Tao Liu, Zhengxin Ma, Mingtao Gong, Richard Allen Lasher, Haijun Cao
  • Publication number: 20200000652
    Abstract: A pull-on disposable absorbent article comprising front and rear elastomeric belts each comprising first and second belt substrates, each substrate comprising at least one nonwoven layer; and a center chassis comprising at least one nonwoven layer and at least one film layer; wherein a first graphic is printed on a surface of a nonwoven layer of one of the first or second belt substrates, and wherein a second graphic is printed on a surface of at least one of the group consisting of a nonwoven layer of the first or second belt substrates, a layer of the center chassis, a backsheet, and an outer cover; and wherein the number of nonwoven layers between any first graphic and the outer surface of the article is the same as the number of nonwoven layers between any second graphic and the outer surface of the article.
    Type: Application
    Filed: September 9, 2019
    Publication date: January 2, 2020
    Inventors: Tina Marie Glahn, Rachel Eden Walther, Amanda Margaret Bicking, Sarah Marie Wade, Ann Cecilia Tapp, Hui Yang, Diana W. Juratovac, Gary Dean LaVon, Jonathan Aaron Lu
  • Publication number: 20190074449
    Abstract: Compounds that are organic radicals that can have a dual function. The compounds can be fluorescent emitters that emit in the near-IR. The compounds can also facilitate reverse intersystem crossing (RISC) to convert triplet excitons in an OLED to singlet excited states to maximize utilization of generated excitons in the OLED and approach 100% internal quantum efficiency.
    Type: Application
    Filed: September 7, 2018
    Publication date: March 7, 2019
    Inventors: Hsiao-Fan Chen, Tongxiang (Aaron) Lu, Nicholas J. Thompson, Eric A. Margulies, George Fitzgerald, Jerald Feldman
  • Publication number: 20190036040
    Abstract: The present invention includes novel polycyclic alkyl amino carbenes as ligands for metal complexes. These compounds may be useful as emitter materials for phosphorescent electroluminescent devices.
    Type: Application
    Filed: July 23, 2018
    Publication date: January 31, 2019
    Inventors: Mingjuan Su, Morgan C. MacInnis, Daniel W. Silverstein, Tongxiang (Aaron) Lu, George Fitzgerald