855 patents
Page 21 of 43
Utility
Resist composition, patterning process, and barium salt
2 Nov 21
A resist composition comprising a base resin comprising recurring units having an acid labile group, and a metal salt of sulfonic acid exhibits a high sensitivity and high resolution, and forms a pattern of satisfactory profile with minimal LWR or improved CDU when processed by lithography.
Jun Hatakeyama, Takeshi Sasami, Masaki Ohashi
Filed: 16 Oct 18
Utility
Negative electrode active material, mixed negative electrode active material, and method of producing negative electrode active material
2 Nov 21
A negative electrode active material contains a negative electrode active material particle; the negative electrode active material particle including a silicon compound particle containing a silicon compound (SiOx: 0.5≤x≤1.6), wherein the silicon compound particle contains a Li compound, and the negative electrode active material particle contains at least one kind of salt selected from salts of polyacrylic acid and salts of carboxymethyl cellulose, together with a metal salt containing at least one kind of metal selected from Mg and Al.
Takakazu Hirose, Kohta Takahashi, Takumi Matsuno, Reiko Sakai
Filed: 23 Aug 17
Utility
Resist composition and patterning process
26 Oct 21
A resist composition comprising a base polymer and a compound containing an iodized benzene ring and an aromatic ring-containing group having a phenolic hydroxyl group is improved in sensitivity, LWR and CDU.
Jun Hatakeyama, Takeshi Sasami
Filed: 18 Apr 19
Utility
Apparatus and method for manufacturing porous glass preform for optical fiber
26 Oct 21
A manufacturing method of a porous glass preform for optical fiber by depositing glass microparticles on a starting member, including supplying a vaporizer with organic silicon compound raw material in a liquid state and a carrier gas; in the vaporizer, mixing and vaporizing the organic silicon compound raw material in a liquid state and the carrier gas to convert the organic silicon compound raw material and the carrier gas into a raw material mixed gas; supplying a burner with the raw material mixed gas and a combustible gas, combusting the raw material mixed gas and the combustible gas in the burner, and ejecting SiO2 microparticles generated by the combustion from the burner; and depositing the SiO2 microparticles ejected from the burner on the starting member by repeatedly moving the vaporizer and the burner together, in a synchronized manner, parallel to the starting member in a longitudinal direction thereof.
Naoto Noda, Hitoshi Iinuma, Dai Inoue
Filed: 1 Apr 19
Utility
Photosensitive resin composition, pattern forming process, and fabrication of opto-semiconductor device
26 Oct 21
Hitoshi Maruyama, Kazunori Kondo
Filed: 26 Dec 18
Utility
Dialkoxyalkadienyne compound and a process for preparing the same and a process for preparing a dienynal compound
19 Oct 21
Yuki Miyake, Takeshi Kinsho, Ryo Komatsu
Filed: 2 Sep 20
Utility
Slurry for suspension plasma spraying, and method for forming sprayed coating
19 Oct 21
A slurry for use in suspension plasma spraying including a dispersion medium and rare earth oxide particles, the rare earth oxide particles having a particle size D50 of 1.5 to 5 μm and a BET specific surface area of less than 1 m2/g, and a content of the rare earth oxide particles in the slurry being 10 to 45 wt %.
Ryo Iwasaki, Yasushi Takai
Filed: 7 Aug 19
Utility
Polymer of polyimide precursor, positive type photosensitive resin composition, negative type photosensitive resin composition, patterning process, method for forming cured film, interlayer insulating film, surface protective film, and electronic parts
19 Oct 21
Katsuya Takemura, Hiroyuki Urano, Masashi Iio
Filed: 12 Mar 18
Utility
Composition for enteric hard capsule and method for producing enteric hard capsule
12 Oct 21
A composition for an enteric hard capsule by taking advantage of conventionally unknown thermal gelation characteristics of a neutralized aqueous solution of an enteric polymer, so as to obtain an enteric capsule having sufficient water and acid resistances.
Naosuke Maruyama
Filed: 5 Jul 17
Utility
Silicon-containing compound, urethane resin, stretchable film and method for forming the same
12 Oct 21
Jun Hatakeyama, Motoaki Iwabuchi, Yuji Harada, Shiori Nonaka, Koji Hasegawa
Filed: 6 Feb 19
Utility
Mesogen-silicon compound (co)polymer and thermoplastic elastomer
12 Oct 21
Akira Uta, Kumiko Hayashi, Tomoki Akiba
Filed: 16 Jan 18
Utility
Photomask blank, method of manufacturing photomask, and photomask
12 Oct 21
Provided is a photomask blank including, on a substrate, a processing film and a film made of a material containing chromium which is formed to be in contact with the processing film and has a three-layer structure of first, second and third layers, each of which contains chromium, oxygen, and nitrogen, wherein the first layer has a chromium content of 40 atomic % or less, an oxygen content of 50 atomic % or more, a nitrogen content of 10 atomic % or less, and a thickness of 20 nm or more, the second layer has a chromium content of 50 atomic % or more, an oxygen content of 20 atomic % or less, and a nitrogen content of 30 atomic % or more, and the third layer has a chromium content of 40 atomic % or less, an oxygen content of 50 atomic % or more, and a nitrogen content of 10 atomic % or less.
Yukio Inazuki, Kouhei Sasamoto
Filed: 22 May 19
Utility
Light guide body, optical module, and optical path and optical axis adjustment method
12 Oct 21
A light guide body for optical path and optical axis adjustment, the light guide body includes a silicon single crystal having an extinction ratio of 30 dB or more.
Toshiaki Watanabe
Filed: 15 Aug 17
Utility
Bio-electrode and methods for manufacturing the bio-electrode
5 Oct 21
The present invention provides a bio-electrode that is excellent in conductivity and biocompatibility, is light-weight, can be manufactured at low cost, and can control significant reduction in conductivity even though the bio-electrode is soaked in water or dried.
Jun Hatakeyama, Motoaki Iwabuchi, Osamu Watanabe, Takayuki Fujiwara, Yasuyoshi Kuroda
Filed: 15 May 20
Utility
Method for producing hydroxypropyl methyl cellulose
5 Oct 21
Provided is a method for producing hydroxypropyl methyl cellulose (HPMC) having high hydroxypropoxy content, low ash content, and low insoluble fiber content.
Akira Kitamura, Mitsuhiro Yoshida
Filed: 12 Mar 18
Utility
Negative electrode active material, mixed negative electrode active material, and method for producing negative electrode active material
5 Oct 21
Takakazu Hirose, Hiromichi Kamo
Filed: 10 Apr 17
Utility
Method of evaluating photomask blank-associated substrate
5 Oct 21
The present invention is a method of evaluating a photomask blank-associated substrate, including the steps of: taking an image of a surface of the photomask blank-associated substrate to acquire a surface image, acquiring a contrast of the surface image from the acquired surface image, and evaluating the photomask blank-associated substrate on the basis of the acquired contrast of the surface image.
Takahiro Kishita
Filed: 22 May 19
Utility
Resist composition and resist patterning process
28 Sep 21
Takahiro Suzuki, Daisuke Domon, Masaaki Kotake, Keiichi Masunaga, Satoshi Watanabe
Filed: 19 Jun 18
Utility
Photomask blank, and method of manufacturing photomask
28 Sep 21
A photomask blank for a material of a photomask used in pattern transfer by exposure light having a wavelength of up to 250 nm, including a transparent substrate, a chromium-containing film directly formed on the substrate or formed with an optical film intervened between the transparent substrate and the chromium-containing film.
Yukio Inazuki, Kouhei Sasamoto, Naoki Matsuhashi
Filed: 22 Nov 19
Utility
Preparation of sinterable garnet-structure complex oxide powder and manufacturing of transparent ceramics
21 Sep 21
Keita Tanaka, Masanori Ikari
Filed: 11 Dec 18