KT

Koji Takaku

FU Fujifilm: 35 patents #152 of 4,519Top 4%
UL Udc Ireland Limited: 24 patents #7 of 148Top 5%
Fujitsu Limited: 4 patents #7,093 of 24,456Top 30%
Overall (All Time): #35,570 of 4,157,543Top 1%
63
Patents All Time

Issued Patents All Time

Showing 1–25 of 63 patents

Patent #TitleCo-InventorsDate
12404264 Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said element Tetsu Kitamura, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Toshihiro Ise +1 more 2025-09-02
11844229 Electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminescent element Tetsu Kitamura, Wataru Sotoyama, Yasunori Yonekuta, Toshihiro Ise, Saki Takada +1 more 2023-12-12
11744144 Organic electroluminescent element, light-emitting material therefor, light emitting device, display device, and illumination device Toru Watanabe, Yuki HIRAI, Tianhua Ouyang, Wataru Sotoyama, Tetsu Kitamura +1 more 2023-08-29
11596602 Biocompatible material Haruki TOMIKAWA, Kosuke CHIBA, Takafumi Hosokawa 2023-03-07
11563178 Organic electroluminescent element, compound for use in the element, and light emitting device, display device, and illumination device using the element Yasunori Yonekuta, Wataru Sotoyama, Katsuyuki Youfu, Yuki HIRAI, Tetsu Kitamura +2 more 2023-01-24
11428669 Resonant sensor Koji HIRONAKA, Fumihiko Mochizuki 2022-08-30
11177450 Organoelectroluminescent element, and light emission device, display device, and illumination device in which said organoelectroluminescent element is used Naoyuki Hayashi, Hideki YASUDA 2021-11-16
10903428 Organic electroluminescent element, compound and material for organic electroluminescent element capable of being used therefor, light emitting device, display device, and illumination device, each using the element Tetsu Kitamura, Tenka Ouyo, Yuki HIRAI, Wataru Sotoyama, Masaru Kinoshita +2 more 2021-01-26
10840461 Organic electroluminescent element material, organic electroluminescent element and production method for organic electroluminescent element Yasunori Yonekuta, Naoyuki Hayashi 2020-11-17
10718735 Gas detection method, gas detection system, and gas desorption method Fumihiko Mochizuki, Takahiro Sano, Yasuhiro Aiki 2020-07-21
10468607 Organic electric light emitting element, material for said element, and light emitting device, display device, and illumination device employing said element Tetsu Kitamura, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Toshihiro Ise +1 more 2019-11-05
10297760 Organic electroluminescent element, compound and material for organic electroluminescent element, used in the same, and light emitting device, display device and illumination device, using the element Tetsu Kitamura, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Masaru Kinoshita 2019-05-21
9954190 Organic electric-field light-emitting element, light-emitting material for organic electric-field light-emitting element, and light-emitting device, display device, and illumination device using same element Saki Takada, Yasunori Yonekuta, Toshihiro Ise, Tetsu Kitamura, Toru Watanabe +2 more 2018-04-24
9954185 Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material Yuki HIRAI, Wataru Sotoyama, Masaru Kinoshita 2018-04-24
9899605 Organic thin film transistor Yasunori Yonekuta, Wataru Sotoyama 2018-02-20
9876175 Organic electroluminescent element, material for organic electroluminescent element, and light emitting device, display device and lighting device each using organic electroluminscent element Tetsu Kitamura, Toru Watanabe, Yosuke Yamamoto, Kimiatsu Nomura, Wataru Sotoyama +2 more 2018-01-23
9825237 Organic electroluminescent element, compound for organic electroluminescent element, and light-emitting device, display device, and illumination device using said element Saki Takada, Tetsu Kitamura, Toshihiro Ise, Wataru Sotoyama 2017-11-21
9812650 Organic electroluminescent element, compound and material for organic electroluminescent element, used in the same, and light emitting device, display device and illumination device, using the element Tetsu Kitamura, Wataru Sotoyama, Yasunori Yonekuta, Toru Watanabe, Masaru Kinoshita 2017-11-07
9728726 Organic electroluminescent element, material for organic electroluminescent element and light emitting device, display device, and illumination device, each employing organic electroluminescent element Yasunori Yonekuta, Masaru Kinoshita, Wataru Sotoyama, Toshihiro Ise, Kuniyuki Kaminaga +1 more 2017-08-08
9714253 Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material Tetsu Kitamura, Wataru Sotoyama, Yuki HIRAI, Masaru Kinoshita, Yuuta Shigenoi 2017-07-25
9711733 Organic thin film transistor, organic semiconductor thin film, and organic semiconductor material Yasunori Yonekuta, Wataru Sotoyama, Masaru Kinoshita 2017-07-18
9691988 Organic electroluminescent element, light-emitting material for organic electroluminescent element, and light-emitting device, display device, and illumination device using said element Saki Takada, Yosuke Yamamoto, Toshihiro Ise, Tetsu Kitamura, Toru Watanabe +2 more 2017-06-27
9653686 Organic film transistor, organic semiconductor film, organic semiconductor material and application of these Akihiro Kaneko, Hiroki Sugiura, Kensuke MASUI, Yasunori Yonekuta, Yuki HIRAI +1 more 2017-05-16
9647214 Organic electroluminescent element, compound for organic electroluminescent element, and light-emitting device, display device, and illumination device using said element Saki Takada, Yasunori Yonekuta, Toshihiro Ise 2017-05-09
9627623 Organic electroluminescent element, compound, and light emitting device, display device and lighting device each using organic electroluminescent element Saki Takada, Yasunori Yonekuta, Toshihiro Ise 2017-04-18