Patents by Inventor Masaru Tajima

Masaru Tajima 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: 20230146517
    Abstract: An information processing apparatus capable of outputting a variety of background music according to game situations is provided.
    Type: Application
    Filed: November 4, 2022
    Publication date: May 11, 2023
    Inventors: Masaru TAJIMA, Sayako DOI
  • Publication number: 20150102307
    Abstract: An electroluminescent element including a substrate and a layered part having a first electroconductive layer, a dielectric layer, a second electroconductive layer, a light-emitting layer and a third electroconductive layer. Plural contact holes that pass through at least the dielectric layer are disposed in the dielectric layer, the first and second electroconductive layers are electrically connected inside the contact holes, the refractive indices of the second electroconductive layer and light-emitting layer are 1.5 to 2.0 inclusive, the absolute value of the difference between the refractive indices, respectively, and the refractive index of the dielectric layer is 0.1 or more. Further, (i) the light-emitting surface side has at continuous light-emitting region, and (ii) the number of contact holes is 102 or more per a single light-emitting region and the ratio of the total surface area occupied by the plural contact holes is 0.1 or less.
    Type: Application
    Filed: February 29, 2012
    Publication date: April 16, 2015
    Applicant: SHOWA DENKO K.K.
    Inventors: Masaru Tajima, Yusuke Yamazaki, Yoshiaki Takahashi
  • Publication number: 20150037910
    Abstract: A method of manufacturing an organic electroluminescent element including: a first manufacturing process of stacking at least a first electrode layer, a dielectric layer, and a second electrode layer on a substrate in this order, the organic electroluminescent element having a light-emitting portion that is in contact with an inner surface of a concave portion formed to penetrate the dielectric layer; measuring a brightness distribution of the organic electroluminescent element while causing the light-emitting portion to emit light by applying a voltage to the first electrode layer and the second electrode layer of the organic electroluminescent element manufactured in the first manufacturing process, and obtaining uneven brightness information of the organic electroluminescent element; and a second manufacturing process of adjusting concave portion density on the basis of the uneven brightness information obtained in the brightness distribution measurement process, and reducing uneven brightness of the organ
    Type: Application
    Filed: February 28, 2013
    Publication date: February 5, 2015
    Applicant: SHOWA DENKO K.K.
    Inventors: Naoyuki Imai, Kyousuke Masuya, Masaru Tajima
  • Publication number: 20140203255
    Abstract: An organic light-emitting element (10) including: an anode layer (12) formed on a substrate (11); a first through-hole portion (16) formed to pass through the anode layer (12); a dielectric layer (13) formed to cover an upper surface of the anode layer (12) and an inner surface of the first through-hole portion (16); plural recessed portions (18) formed at an upper surface of the dielectric layer (13) not to pass through the dielectric layer (13); a second through-hole portion (17) formed to pass through the anode layer (12) and the dielectric layer (13); an organic compound layer (14) that includes a light emitting layer formed to cover at least the upper surface of the dielectric layer (13), an inner surface of each of the recessed portions (18) and an inner surface of the second through-hole portion (17); and a cathode layer (15) formed on the organic compound layer (14).
    Type: Application
    Filed: June 26, 2012
    Publication date: July 24, 2014
    Applicant: SHOWA DENKO K.K.
    Inventors: Kanjiro Sako, Kyousuke Masuya, Masaru Tajima, Katsumasa Hirose
  • Patent number: 8735875
    Abstract: Provided is a light-emitting element having light emitting sections (17) that are distributed on a transparent substrate (11). Specifically, an electroluminescence element (10) includes the substrate having a bored part (16b) which is formed by recessing, below the light emitting sections, the surface of the substrate on a light emitting section side. By this configuration, the light-emitting element has a high light-emitting efficiency and exhibits required light distribution characteristics by controlling a direction of emitted light.
    Type: Grant
    Filed: May 26, 2010
    Date of Patent: May 27, 2014
    Assignee: Showa Denko K.K.
    Inventors: Masaru Tajima, Kanjiro Sako, Katsumasa Hirose, Kunio Kondo
  • Publication number: 20140131690
    Abstract: An organic light emitting element (10) includes: an anode layer (12) formed on a substrate (11); a first dielectric layer (13) formed on the anode layer (12); a cathode layer (14) formed on the first dielectric layer (13); plural through-hole portions (16) passing through at least the anode layer (12) and the first dielectric layer (13); a second dielectric layer (19) formed in contact with an upper surface of the substrate (11) and a side surface of the anode layer (12); and a light emitting portion (17) formed in contact with the cathode layer (14), the side surface of the anode layer (12) and the upper surface of the second dielectric layer (19). Consequently, the organic light emitting element or the like having high light extraction efficiency and high light emission efficiency is provided.
    Type: Application
    Filed: June 24, 2011
    Publication date: May 15, 2014
    Applicant: SHOWA DENKO K.K.
    Inventors: Kunio Kondo, Kanjiro Sako, Masaru Tajima, Katsumasa Hirose
  • Publication number: 20140084278
    Abstract: An organic light-emitting element having a high light extraction efficiency and a high light emission efficiency is provided, by an organic light-emitting element (10) including: a transparent anode layer (12) formed on a substrate (11); a first penetrating portion (16) formed to penetrate the anode layer (12); a dielectric layer (13) formed to cover an upper surface of the anode layer (12) and an inner surface of the first penetrating portion (16); a second penetrating portion (17) formed to penetrate the anode layer (12) and the dielectric layer (13); an organic compound layer (14) that includes a light emitting layer formed to cover at least an inner surface of the second penetrating portion (17); and a cathode layer (15) formed on the organic compound layer (14), wherein a refractive index of the dielectric layer (13) is lower than a refractive index of the anode layer (12).
    Type: Application
    Filed: February 15, 2012
    Publication date: March 27, 2014
    Applicant: SHOWA DENKO K.K.
    Inventors: Kanjiro Sako, Kyousuke Masuya, Masaru Tajima, Katsumasa Hirose
  • Publication number: 20140048793
    Abstract: An organic light-emitting element having a high light extraction efficiency and a high light emission efficiency is provided, by an organic light-emitting element (10) including: an anode layer (12) formed on a substrate (11); a dielectric layer (13) formed on the anode layer (12); plural first recessed sections (16) formed by penetrating at least the dielectric layer (13); plural second recessed sections (17) formed on the upper surface of the dielectric layer (13) without penetrating the dielectric layer (13); an organic compound layer (14) including a light emitting layer formed to cover at least the upper surface of the dielectric layer (13), the inner surface of the first recessed sections (16) and the inner surface of the second recessed sections (17); and a cathode layer (15) formed on the organic compound layer (14).
    Type: Application
    Filed: February 15, 2012
    Publication date: February 20, 2014
    Applicant: SHOWA DENKO K.K.
    Inventors: Kanjiro Sako, Kyousuke Masuya, Masaru Tajima, Katsumasa Hirose
  • Publication number: 20130161679
    Abstract: An electroluminescent element (10) is provided with: an anode layer (12), a cathode layer (14) arranged to face the anode layer (12), pillars (13) formed in the space between the anode layer (12) and the cathode layer (14), and a light emitting layer (17) formed at a location other than the locations where the pillars (13) are formed; and the pillars (13) are formed so that the following conditions (1) and (2) are at least 95% satisfied. With this configuration, an electroluminescent element is provided that is unlikely to suffer from emission unevenness or short circuit and has high durability. (1) At least a part of the pillars (13) is included within a 10-?m diameter circular region the center of which is an arbitrary position on the surface of the anode layer (12). (2) At least a part of the light emitting layer (17) is included within a 20-?m diameter circular region the center of which is an arbitrary position on the surface of the anode layer (12).
    Type: Application
    Filed: September 2, 2010
    Publication date: June 27, 2013
    Applicant: SHOWA DENKO K.K.
    Inventors: Kunio Kondo, Kanjiro Sako, Masaru Tajima, Katsumasa Hirose
  • Publication number: 20130161664
    Abstract: An electroluminescent element (10) is provided with: a lamination section in which a first conductive layer (12), a dielectric layer (13), a second conductive layer (14), a light-emitting layer (15) and a third conductive layer (16) are laminated in order; and contact holes (17) for at least penetrating through the dielectric layer (13) and electrically connecting the first conductive layer (12) and the second conductive layer (14). When viewed from the light-emitting surface side, the electroluminescent element (10) (i) has at least one continuous light-emitting region, and (ii) the number of contact holes (17) is 102 or more per one light-emitting region and such that the ratio of the area of the contact holes (17) to the area of the light-emitting region is 0.1 or less. Thus, it is possible to provide an electroluminescent element, etc., that is easily manufactured and has high light emission uniformity.
    Type: Application
    Filed: August 12, 2011
    Publication date: June 27, 2013
    Applicant: SHOWA DENKO K.K.
    Inventors: Masaru Tajima, Yusuke Yamazaki, Yoshiaki Takahashi
  • Publication number: 20120299469
    Abstract: Disclosed is an electroluminescent element (10) which includes an anode layer (12), a cathode layer (14), a first low refractive index layer (13) that is formed between the anode layer (12) and the cathode layer (14), a recessed portion (16) that penetrates at least the anode layer (12) and the first low refractive index layer (13), a second low refractive index layer (19) that is formed on the bottom of the recessed portion (16), and a light emitting portion (17) that is formed on the second low refractive index layer (19). The electroluminescent element (10) is also characterized in that the refractive index of the first low refractive index layer (13) and the refractive index of the second low refractive index layer (19) are lower than the refractive index of the light emitting portion (17). The electroluminescent element (10) provides an electroluminescent element which has high light-emitting efficiency when the light emitted from the light emitting portion is taken out from the substrate side.
    Type: Application
    Filed: December 21, 2010
    Publication date: November 29, 2012
    Applicant: SHOWA DENKO K.K.
    Inventors: Kunio Kondo, Kanjiro Sako, Masaru Tajima, Katsumasa Hirose
  • Publication number: 20120267614
    Abstract: Provided is a light-emitting element having light emitting sections (17) that are distributed on a transparent substrate (11). Specifically, an electroluminescence element (10) includes the substrate having a bored part (16b) which is formed by recessing, below the light emitting sections, the surface of the substrate on a light emitting section side. By this configuration, the light-emitting element has a high light-emitting efficiency and exhibits required light distribution characteristics by controlling a direction of emitted light.
    Type: Application
    Filed: May 26, 2010
    Publication date: October 25, 2012
    Applicant: SHOWA DENKO K.K.
    Inventors: Masaru Tajima, Kanjiro Sako, Katsumasa Hirose, Kunio Kondo
  • Publication number: 20120235132
    Abstract: It is an object of the present invention to provide a red phosphorescent compound having a high emission quantum yield, which is used for producing organic EL elements. The red phosphorescent compound of the present invention is an iridium complex compound represented by the following formula (1). In the formula (1), L1 is selected from the following formulas (2) and (3).
    Type: Application
    Filed: November 26, 2010
    Publication date: September 20, 2012
    Inventors: Takashi Terashima, Isamu Taguchi, Masaru Tajima, Yoshiaki Takahashi
  • Patent number: 4552754
    Abstract: A hair cosmetic composition having a strong gelation-preventive property comprising about 0.1 to about 10% by weight of a certain quaternary ammonium salt, about 0.05 to about 3.0% by weight of a certain 1-hydroxy-2-pyridone salt, about 0.05 to about 20% by weight of a certain polyol derivative, and a cosmetically acceptable carrier.
    Type: Grant
    Filed: April 6, 1983
    Date of Patent: November 12, 1985
    Assignee: Lion Corporation
    Inventors: Kazuhiro Muramatsu, Yuuzi Watari, Masaru Tajima, Isamu Nakaju