Patents by Inventor Yusaku Kawabata
Yusaku Kawabata 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: 20230184394Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: ApplicationFiled: February 8, 2023Publication date: June 15, 2023Inventor: Yusaku KAWABATA
-
Patent number: 11629826Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: GrantFiled: August 31, 2020Date of Patent: April 18, 2023Assignee: ROHM CO., LTD.Inventor: Yusaku Kawabata
-
Patent number: 11608941Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: GrantFiled: April 20, 2021Date of Patent: March 21, 2023Assignee: ROHM CO., LTD.Inventor: Yusaku Kawabata
-
Publication number: 20210239279Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: ApplicationFiled: April 20, 2021Publication date: August 5, 2021Inventor: Yusaku KAWABATA
-
Publication number: 20210190274Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: ApplicationFiled: March 3, 2021Publication date: June 24, 2021Inventor: Yusaku KAWABATA
-
Publication number: 20200393089Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: ApplicationFiled: August 31, 2020Publication date: December 17, 2020Inventor: Yusaku KAWABATA
-
Patent number: 10295126Abstract: A lighting device includes a substrate having a side extending straight in a first direction and a first LED chip supported by the substrate and having a first anode terminal and a first cathode terminal. The lighting device includes a second LED chip and a third LED chip supported by the substrate, being electrically connected to the second cathode terminal, and being overlapped with the first LED chip when viewed in a second direction that is perpendicular to the first direction. The lighting device includes a connecting portion that connects the first cathode terminal and the second anode terminal with each other, at least a portion of the connecting portion angled at an acute angle with respect to the second direction.Type: GrantFiled: July 14, 2017Date of Patent: May 21, 2019Assignee: ROHM CO., LTD.Inventors: Toshiyuki Fujita, Toshio Watanabe, Yusaku Kawabata
-
Publication number: 20190137049Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: ApplicationFiled: January 8, 2019Publication date: May 9, 2019Inventor: Yusaku KAWABATA
-
Patent number: 10190729Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: GrantFiled: September 18, 2017Date of Patent: January 29, 2019Assignee: ROHM CO., LTD.Inventor: Yusaku Kawabata
-
Patent number: 9893420Abstract: The wireless module according to the present invention includes a wireless IC chip for processing transmission/reception signals, a substrate on which the wireless IC chip is mounted, an antenna provided on the substrate, and a plurality of terminals extending off from the substrate in an in-plane direction of the substrate.Type: GrantFiled: August 6, 2015Date of Patent: February 13, 2018Assignee: ROHM CO., LTD.Inventors: Tomohiro Ikuta, Yusaku Kawabata
-
Publication number: 20170314742Abstract: A lighting device includes a substrate having a side extending straight in a first direction and a first LED chip supported by the substrate and having a first anode terminal and a first cathode terminal. The lighting device includes a second LED chip and a third LED chip supported by the substrate, being electrically connected to the second cathode terminal, and being overlapped with the first LED chip when viewed in a second direction that is perpendicular to the first direction. The lighting device includes a connecting portion that connects the first cathode terminal and the second anode terminal with each other, at least a portion of the connecting portion angled at an acute angle with respect to the second direction.Type: ApplicationFiled: July 14, 2017Publication date: November 2, 2017Applicant: ROHM CO., LTD.Inventors: Toshiyuki FUJITA, Toshio WATANABE, Yusaku KAWABATA
-
Patent number: 9797554Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: GrantFiled: December 14, 2015Date of Patent: October 24, 2017Assignee: ROHM CO., LTD.Inventor: Yusaku Kawabata
-
Patent number: 9777891Abstract: An LED lamp A1 includes a plurality of LED modules 1 and a substrate 2 on which the LED modules 1 are mounted in a row. A light guide 3 covering the LED modules 1 is provided on the substrate 2. The light guide 3 is held in close contact with each of the LED modules. With this arrangement, a proper amount of light is obtained with the use of a smaller number of LED modules 1 or with less power consumption.Type: GrantFiled: May 18, 2015Date of Patent: October 3, 2017Assignee: IRIS OHYAMA INC.Inventors: Yusaku Kawabata, Hiroshi Fukumoto, Takao Iemoto, Toshio Watanabe, Hideharu Osawa, Hiroyuki Fukui, Hirotaka Shimizu
-
Patent number: 9732916Abstract: A lighting device includes a substrate and a planar light source portion including a plurality of LED chips arrayed on the substrate. The planar light source portion faces an illumination space (space to be illuminated) by a predetermined opening area. The plurality of LED chips are arrayed on the substrate such that the mounting density with respect to the opening area is not less than 3/cm2, and accordingly, a planar light source is formed.Type: GrantFiled: February 9, 2017Date of Patent: August 15, 2017Assignee: ROHM CO., LTD.Inventors: Toshiyuki Fujita, Toshio Watanabe, Yusaku Kawabata
-
Publication number: 20170152996Abstract: A lighting device includes a substrate and a planar light source portion including a plurality of LED chips arrayed on the substrate. The planar light source portion faces an illumination space (space to be illuminated) by a predetermined opening area. The plurality of LED chips are arrayed on the substrate such that the mounting density with respect to the opening area is not less than 3/cm2, and accordingly, a planar light source is formed.Type: ApplicationFiled: February 9, 2017Publication date: June 1, 2017Applicant: ROHM CO., LTD.Inventors: Toshiyuki FUJITA, Toshio WATANABE, Yusaku KAWABATA
-
Patent number: 9587813Abstract: A lighting device includes a substrate and a planar light source portion including a plurality of LED chips arrayed on the substrate. The planar light source portion faces an illumination space (space to be illuminated) by a predetermined opening area. The plurality of LED chips are arrayed on the substrate such that the mounting density with respect to the opening area is not less than 3/cm2, and accordingly, a planar light source is formed.Type: GrantFiled: February 25, 2016Date of Patent: March 7, 2017Assignee: ROHM CO., LTD.Inventors: Toshiyuki Fujita, Toshio Watanabe, Yusaku Kawabata
-
Publication number: 20160178174Abstract: A lighting device includes a substrate and a planar light source portion including a plurality of LED chips arrayed on the substrate. The planar light source portion faces an illumination space (space to be illuminated) by a predetermined opening area. The plurality of LED chips are arrayed on the substrate such that the mounting density with respect to the opening area is not less than 3/cm2, and accordingly, a planar light source is formed.Type: ApplicationFiled: February 25, 2016Publication date: June 23, 2016Applicant: ROHM CO., LTD.Inventors: Toshiyuki FUJITA, Toshio WATANABE, Yusaku KAWABATA
-
Publication number: 20160097491Abstract: An LED lamp A includes a plurality of LED modules 2 each including an LED chip 21, and a support member 1 including a support surface 1a on which the LED modules 2 are mounted. The LED modules 2 include a plurality of kinds of LED modules, or a first through a third LED modules 2A, 2B and 2C different from each other in directivity characteristics that represent light intensity distribution with respect to light emission directions. This arrangement ensures that the entire surrounding area can be illuminated with sufficient brightness.Type: ApplicationFiled: December 14, 2015Publication date: April 7, 2016Inventor: Yusaku KAWABATA
-
Patent number: 9303833Abstract: A lighting device includes a substrate and a planar light source portion including a plurality of LED chips arrayed on the substrate. The planar light source portion faces an illumination space (space to be illuminated) by a predetermined opening area. The plurality of LED chips are arrayed on the substrate such that the mounting density with respect to the opening area is not less than 3/cm2, and accordingly, a planar light source is formed.Type: GrantFiled: December 12, 2014Date of Patent: April 5, 2016Assignee: ROHM CO., LTD.Inventors: Toshiyuki Fujita, Toshio Watanabe, Yusaku Kawabata
-
Patent number: D882163Type: GrantFiled: July 18, 2018Date of Patent: April 21, 2020Assignee: ROHM CO., LTD.Inventors: Tetsuya Sasahara, Yusaku Kawabata