Patents by Inventor Thomas Weitz

Thomas Weitz 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).

  • Patent number: 11925933
    Abstract: The present invention generally relates to microfluidic devices. In some aspects, various entities, such as droplets or particles, may be contained within a microfluidic device, e.g., within collection chambers or other locations within the device. In some cases, the entities may be released from such locations, e.g., in a sequential pattern, or an arbitrary pattern. In some cases, the entities may be imaged, reacted, analyzed, etc. while contained within the collection chambers. Other aspects are generally directed to methods of making or using such devices, kits involving such devices, or the like.
    Type: Grant
    Filed: April 14, 2017
    Date of Patent: March 12, 2024
    Assignee: President and Fellows of Harvard College
    Inventors: David A. Weitz, Kiryakos S. Mutafopulos, Thomas Hufnagel
  • Patent number: 11355715
    Abstract: The present invention provides compounds of formulae (1) (2) wherein R1 and R2 are C1-30alkyl, C2-3O-alkenyl, C2-30-alkynyl, C5-7-cycloalkyl, C6-14-aryl or 5 to 14 membered heteroaryl, wherein C1-30-alkyl, C2-3O-alkenyl and C2-3O-alkynyl can be substituted with one or more substituents selected from the group consisting of halogen, phenyl, O—C1-20-alkyl, O—C2-20-alkenyl and O—C2-2O-alkynyl, and wherein C5-7-cycloalkyl, C6-14-aryl and 5 to 14 membered heteroaryl can be substituted with one or more substituents selected from the group consisting of halogen, C1-20alkyl, C2-2O-alkenyl, C2-2O-alkynyl, O—C1-20-alkyl, O—C2-2o-alkenyl and O—C2-2o-alkynyl, Ra, Rb, Rc and Rd are independently and at each occurrence selected from the group consisting of C1-30alkyl, C2-30-alkenyl, C2-30-alkynyl, C6-14-aryl and 5 to 14 membered heteroaryl, wherein C1-30-alkyl, C2-3o-alkenyl and C2-3o-alkynyl can be substituted with one or more substituents selected from the group consisting of halogen, phenyl, O—C1-20-alkyl, O—C2-20-alken
    Type: Grant
    Filed: October 11, 2018
    Date of Patent: June 7, 2022
    Assignee: Clap Co., Ltd.
    Inventors: Fabien Nekelson, Fulvio Giacomo Brunetti, Iori Doi, Thomas Weitz, Szehui Chua, Michael Eustachi
  • Publication number: 20220115609
    Abstract: The present invention relates to a nanoelectronic device, comprising a substrate layer (10), a first electrode layer (12) disposed on the substrate layer (10), a dielectric layer (16) disposed on the first electrode layer (12), a second electrode layer (18) disposed on the dielectric layer (16), wherein the dielectric layer (16) and the second electrode layer (18) are dimensioned such that at least one protruding portion (18a, 18b) of the second electrode layer (18) is formed in which the second electrode layer (18) extends beyond the dielectric layer such that opposing faces of the first and second electrode are formed (16), at least one semiconductor layer (20) disposed between the first electrode layer (12), one of the protruding portions (18a, 18b) of the second electrode layer (18) and the dielectric layer (16); and a gating arrangement (22) in contact with at least the semiconductor layer (20) as well as the first (12) and second (18) electrode layers.
    Type: Application
    Filed: November 27, 2019
    Publication date: April 14, 2022
    Applicant: Georg-August-Universität Göttingen Stiftung Öffentlichen Rechts
    Inventors: Jakob LENZ, Thomas WEITZ
  • Publication number: 20200343458
    Abstract: The present invention provides compounds of formulae (1) (2) wherein R1 and R2 are C1-30alkyl, C2-3O-alkenyl, C2-30-alkynyl, C5-7-cycloalkyl, C6-14-aryl or 5 to 14 membered heteroaryl, wherein C1-30-alkyl, C2-3O-alkenyl and C2-3O-alkynyl can be substituted with one or more substituents selected from the group consisting of halogen, phenyl, O—C1-20-alkyl, O—C2-20-alkenyl and O—C2-2O-alkynyl, and wherein C5-7-cycloalkyl, C6-14-aryl and 5 to 14 membered heteroaryl can be substituted with one or more substituents selected from the group consisting of halogen, C1-20alkyl, C2-2O-alkenyl, C2-2O-alkynyl, O—C1-20-alkyl, O—C2-2o-alkenyl and O—C2-2o-alkynyl, Ra, Rb, Rc and Rd are independently and at each occurrence selected from the group consisting of C1-30alkyl, C2-30-alkenyl, C2-30-alkynyl, C6-14-aryl and 5 to 14 membered heteroaryl, wherein C1-30-alkyl, C2-3o-alkenyl and C2-3o-alkynyl can be substituted with one or more substituents selected from the group consisting of halogen, phenyl, O—C1-20-alkyl, O—C2-20-alken
    Type: Application
    Filed: October 11, 2018
    Publication date: October 29, 2020
    Applicant: Clap Co., Ltd.
    Inventors: Fabien NEKELSON, Fulvio Giacomo BRUNETTI, Iori DOI, Thomas WEITZ, Szehui CHUA, Michael EUSTACHI
  • Patent number: 10676360
    Abstract: The present invention relates to a method for separating semi-conducting and metallic single-walled carbon nanotubes from each other and, if present, from other carbonaceous material, or for separating semi-conducting or metallic single-walled carbon nanotubes from other carbonaceous material via density separation using a solution of a polytungstate; to semi-conducting or metallic single-walled carbon nanotubes obtained by this method; and to the use of these semi-conducting or metallic single-walled carbon nanotubes.
    Type: Grant
    Filed: September 22, 2015
    Date of Patent: June 9, 2020
    Assignee: CLAP Co., Ltd.
    Inventors: Wieland Reis, Alexander Kraus, Jules Mikhael, Michael Kaiser, Matthias Georg Schwab, Thomas Weitz, Michel Kettner
  • Patent number: 10454037
    Abstract: Disclosed are a novel semiconductor composition comprising at least one organic semiconductor in a liquid medium and the use thereof the production of organic semiconductor devices, in particular organic field effect transistors, organic solar cells, light-emitting diodes and sensors.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: October 22, 2019
    Assignee: BASF SE
    Inventors: Ilja Vladimirov, Jochen Brill, Dieter Freyberg, Thomas Weitz, Thomas Musiol, Silke Annika Koehler
  • Publication number: 20190259954
    Abstract: A thin film semiconductor comprising a compound of formula I or II wherein: R1 and R2, at each occurrence, independently are selected from a C1-30 alkyl group, a C2-30 alkenyl group, a C2-30 alkynyl group and a C1-30 haloalkyl group, R3, R4, R5, and R6 independently are H or an electron-withdrawing group, wherein at least one of R3, R4, R5, and R6 is an electron-withdrawing group; and a non-conductive polymer.
    Type: Application
    Filed: May 2, 2019
    Publication date: August 22, 2019
    Applicant: BASF SE
    Inventors: Thomas WEITZ, Thomas GESSNER, Junichi TAKEYA, Masayuki KISHI
  • Patent number: 10388881
    Abstract: Provided is a process for preparing a composition comprising semiconducting single-walled carbon nanotubes, a semiconducting polymer and solvent A (composition A), which process comprises the step of separating composition A from a composition comprising semiconducting and metallic single-walled carbon nanotubes, the semiconducting polymer and solvent B (composition B), wherein the semiconducting polymer has a band gap in the range of 0.5 to 1.8 eV and solvent A and B comprise an aromatic or a heteroaromatic solvent, composition A itself, a process for forming an electronic device, which process comprises the step of forming a layer by applying composition A to a precursor of the electronic device, as well as the electronic device obtainable by this process.
    Type: Grant
    Filed: August 7, 2015
    Date of Patent: August 20, 2019
    Assignees: BASF SE, THE BOARD OF TRUSTEES OF THE LELAND STANFORD JUNIOR UNIVERSITY
    Inventors: Zhenan Bao, Ting Lei, Ying-Chih Lai, Huiliang Wang, Pascal Hayoz, Thomas Weitz
  • Patent number: 10333072
    Abstract: A thin film semiconductor comprising a compound of formula I or II wherein: R1 and R2, at each occurrence, independently are selected from a C1-30 alkyl group, a C2-30 alkenyl group, a C2-30 alkynyl group and a C1-30 haloalkyl group, R3, R4, R5, and R6 independently are H or an electron-withdrawing group, wherein at least one of R3, R4, R5, and R6 is an electron-withdrawing group; and a non-conductive polymer.
    Type: Grant
    Filed: August 20, 2015
    Date of Patent: June 25, 2019
    Assignee: BASF SE
    Inventors: Thomas Weitz, Thomas Gessner, Junichi Takeya, Masayuki Kishi
  • Patent number: 10224485
    Abstract: Provided are a process for preparing a crystalline organic semiconductor material wherein the conditions of crystallization lead to the formation of crystals at the gas liquid interface having advantageous semiconductor properties, the obtained crystalline organic semiconductor material and the use thereof for the production of organic semiconductor devices, in particular organic field effect transistors and organic solar cells.
    Type: Grant
    Filed: August 17, 2015
    Date of Patent: March 5, 2019
    Assignee: BASF SE
    Inventors: Thomas Weitz, Ilja Vladimirov, Tiziana Chiodo, Thomas Seyfried
  • Patent number: 10079346
    Abstract: The present invention provides compounds of formula (I) wherein X is O, S or NR10, wherein R10 is H, C1-30-alkyl, substituted C1-30-alkyl, C2-30-alkenyl, substituted C2-30-alkenyl, C2-30-alkynyl, substituted C2-30-alkynyl or C(0)-OR11, R1 and R11 are independently from each other selected from the group consisting of C1-30-alkyl, substituted C1-30-alkyl, C2-30-alkenyl, substituted C2-30-alkenyl, C2-30-alkynyl, substituted C2-30-alkynyl, C5-8-cycloalkyl, substituted C5-8-cycloalkyl, C5-8-cycloalkenyl, and substituted C5-8-cycloalkenyl, and an electronic device comprising the compounds as semiconducting material.
    Type: Grant
    Filed: December 16, 2015
    Date of Patent: September 18, 2018
    Assignee: BASF SE
    Inventors: Hitoshi Yamato, Takuya Tsuda, Chao Wu, Thomas Weitz, Michael Eustachi, Maximilian Hemgesberg
  • Patent number: 9978943
    Abstract: The present invention provides an electronic component or device comprising a gate electrode, a source electrode and a drain electrode, wherein said component or device further comprising an organic semiconducting (OSC) material that is provided between the source and drain electrode, wherein the OSC material comprises (a) a polymer represented by formula: (I), and (b) a compound of formula (II). High quality OFETs can be fabricated by the choice of a semiconductor material, which is comprised of a polymer represented by formula I and (b) a compound of formula II.
    Type: Grant
    Filed: December 3, 2012
    Date of Patent: May 22, 2018
    Assignee: BASF SE
    Inventors: Patrice Bujard, Natalia Chebotareva, Thomas Weitz, Pascal Hayoz
  • Publication number: 20170365791
    Abstract: The present invention provides compounds of formula (I) wherein X is O, S or NR10, wherein R10 is H, C1-30-alkyl, substituted C1-30-alkyl, C2-30-alkenyl, substituted C2-30-alkenyl, C2-30-alkynyl, substituted C2-30-alkynyl or C(0)-OR, R1 and R11 are independently from each other selected from the group consisting of C1-30-alkyl, substituted C1-30-alkyl, C2-30-alkenyl, substituted C2-30-alkenyl, C2-30-alkynyl, substituted C2-30-alkynyl, C5-8-cycloalkyl, substituted C5-8-cycloalkyl, C5-8-cycloalkenyl, and substituted C5-8-cycloalkenyl, and an electronic device comprising the compounds as semiconducting material.
    Type: Application
    Filed: December 16, 2015
    Publication date: December 21, 2017
    Applicant: BASF SE
    Inventors: Hitoshi YAMATO, Takuya TSUDA, Chao WU, Thomas WEITZ, Michael EUSTACHI, Maximilian HEMGESBERG
  • Publication number: 20170305745
    Abstract: The present invention relates to a method for separating semi-conducting and metallic single-walled carbon nanotubes from each other and, if present, from other carbonaceous material, or for separating semi-conducting or metallic single-walled carbon nanotubes from other carbonaceous material via density separation using a solution of a polytungstate; to semi-conducting or metallic single-walled carbon nanotubes obtained by this method; and to the use of these semi-conducting or metallic single-walled carbon nanotubes.
    Type: Application
    Filed: September 22, 2015
    Publication date: October 26, 2017
    Applicant: BASF SE
    Inventors: Wieland REIS, Alexander KRAUS, Jules MIKHAEL, Michael KAISER, Matthias Georg SCHWAB, Thomas WEITZ, Michel KETTNER
  • Patent number: 9780315
    Abstract: The present invention provides compounds of formula (1) wherein o is 1, 2 or 3, p is 0, 1 or 2, n is 0, 1 or 2, m is 0, 1 or 2, and A is a mono- or polycyclic ring system, which may contain at least one heteroatom, and an electronic device comprising the compounds as semiconducting material.
    Type: Grant
    Filed: November 25, 2013
    Date of Patent: October 3, 2017
    Assignee: BASF SE
    Inventors: Chongjun Jiao, Iori Doi, Hans Jürg Kirner, Mi Zhou, Thomas Weitz, Ashok Kumar Mishra
  • Publication number: 20170250347
    Abstract: Disclosed are a novel semiconductor composition comprising at least one organic semiconductor in a liquid medium and the use thereof the production of organic semiconductor devices, in particular organic field effect transistors, organic solar cells, light-emitting diodes and sensors.
    Type: Application
    Filed: August 17, 2015
    Publication date: August 31, 2017
    Applicant: BASF SE
    Inventors: Ilja VLADIMIROV, Jochen BRILL, Dieter FREYBERG, Thomas WEITZ, Thomas MUSIOL, Silke Annika KOEHLER
  • Publication number: 20170244045
    Abstract: A thin film semiconductor comprising a compound of formula I or II wherein: R1 and R2, at each occurrence, independently are selected from a C1-30 alkyl group, a C2-30 alkenyl group, a C2-30 alkynyl group and a C1-30 haloalkyl group, R3, R4, R5, and R6 independently are H or an electron-withdrawing group, wherein at least one of R3, R4, R5, and R6 is an electron-withdrawing group; and a non-conductive polymer.
    Type: Application
    Filed: August 20, 2015
    Publication date: August 24, 2017
    Applicant: BASF SE
    Inventors: Thomas WEITZ, Thomas GESSNER, Junichi TAKEYA, Masayuki KISHI
  • Publication number: 20170237005
    Abstract: Provided are a process for preparing a crystalline organic semiconductor material wherein the conditions of crystallization lead to the formation of crystals at the gas liquid interface having advantageous semiconductor properties, the obtained crystalline organic semiconductor material and the use thereof for the production of organic semiconductor devices, in particular organic field effect transistors and organic solar cells.
    Type: Application
    Filed: August 17, 2015
    Publication date: August 17, 2017
    Applicant: BASF SE
    Inventors: Thomas WEITZ, llja VLADIMIROV, Tiziana CHIODO, Thomas SEYFRIED
  • Publication number: 20170229657
    Abstract: Provided is a process for preparing a composition comprising semiconducting single-walled carbon nanotubes, a semiconducting polymer and solvent A (composition A), which process comprises the step of separating composition A from a composition comprising semiconducting and metallic single-walled carbon nanotubes, the semiconducting polymer and solvent B (composition B), wherein the semiconducting polymer has a band gap in the range of 0.5 to 1.8 eV and solvent A and B comprise an aromatic or a heteroaromatic solvent, composition A itself, a process for forming an electronic device, which process comprises the step of forming a layer by applying composition A to a precursor of the electronic device, as well as the electronic device obtainable by this process.
    Type: Application
    Filed: August 7, 2015
    Publication date: August 10, 2017
    Inventors: Zhenan BAO, Lei TING, Lai YING-CHIH, Huiliang WANG, Pascal HAYOZ, Thomas WEITZ
  • Patent number: 9716237
    Abstract: The present invention provides compounds of formula 1 wherein X1 and X2 are independently from each other O, S or Se, and an electronic device comprising the compounds as semiconducting material.
    Type: Grant
    Filed: February 18, 2015
    Date of Patent: July 25, 2017
    Assignee: BASF SE
    Inventors: Chongjun Jiao, Iori Doi, Thomas Weitz, Chao Wu, Wyman Zhao, Szehui Chua, Stefan Becker, Michael Eustachi