HK

Hiroshi Kageyama

HI Hitachi: 31 patents #867 of 28,497Top 4%
HD Hitachi Displays: 25 patents #20 of 752Top 3%
PA Panasonic: 22 patents #856 of 21,108Top 5%
MC Mita Industrial Co.: 11 patents #92 of 891Top 15%
JD Japan Display: 8 patents #384 of 1,204Top 35%
KT Kabushiki Kaisha Toshiba: 7 patents #4,294 of 21,451Top 25%
Aisin Seiki Kabushiki Kaisha: 5 patents #693 of 3,782Top 20%
JA Japan Science And Technology Agency: 5 patents #92 of 2,171Top 5%
Samsung: 5 patents #22,466 of 75,807Top 30%
Canon: 2 patents #12,681 of 19,416Top 70%
TO Toshiba: 1 patents #1,121 of 2,688Top 45%
UR University Of The Ryukyus: 1 patents #6 of 44Top 15%
CK Calsonic Kansei: 1 patents #307 of 675Top 50%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
HC Hitachi Industrial Equipment Systems Co.: 1 patents #318 of 550Top 60%
📍 Nishihara, JP: #2 of 3 inventorsTop 70%
Overall (All Time): #13,917 of 4,157,543Top 1%
102
Patents All Time

Issued Patents All Time

Showing 1–25 of 102 patents

Patent #TitleCo-InventorsDate
12356786 Imaging sensor and display device including the same Kyung Bae Park, Akira Higa, Takashi Noguchi 2025-07-08
12300169 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2025-05-13
11795062 Electron or hydride ion intake/release material, electron or hydride ion intake/release composition, transition metal-supported material and catalyst, and use in relation thereto Yoji Kobayashi, Hiroki Yamashita, Thibault Broux 2023-10-24
11468836 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2022-10-11
11391788 Power conversion device and ground fault location diagnosis method 2022-07-19
10769997 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2020-09-08
10488515 Acoustic emission wave detection system for a high voltage apparatus Daichi KAWAMURA, Toru Masuda, Ayumu Hatanaka 2019-11-26
10410580 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2019-09-10
10115700 Power module, electrical power conversion device, and driving device for vehicle Ryuusei FUJITA, Satoru Akiyama, Toru Masuda, Ayumu Hatanaka, Akio Shima 2018-10-30
10070599 Plant cultivation apparatus Fumio Hanzawa, Masahiko Kaide 2018-09-11
10058041 Plant cultivation apparatus Fumio Hanzawa, Hiroyuki Naka, Yousuke Okui, Kazunori Tanaka 2018-08-28
10017395 Ammonia synthesis catalyst and ammonia synthesis method Yoji Kobayashi, Naoya Masuda, Hideo Hosono 2018-07-10
9902623 Macroporous titanium compound monolith and method for producing same Kazuki Nakanishi, Yoji Kobayashi, Atsushi Kitada, George Hasegawa 2018-02-27
9776866 Method for producing perovskite metal oxynitride Yoji Kobayashi, Kohei AIZU, Wataru Yoshimune, Hideo Hosono 2017-10-03
9747837 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2017-08-29
9489890 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2016-11-08
9440228 Perovskite oxide containing hydride ion, and method for manufacturing same Hideo Hosono, Yoji Kobayashi, Mikio Takano, Takeshi Yajima 2016-09-13
9189993 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2015-11-17
9135858 Image display device Takahide Kuranaga, Tohru Kohno, Hajime Akimoto 2015-09-15
8773025 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2014-07-08
8760409 Image display unit with screen input function Masayoshi Kinoshita 2014-06-24
8749460 Image display device having a reset switch for setting a potential of a capacitor to a predetermined reference state Hajime Akimoto, Tohru Kohno 2014-06-10
8633878 Image display Hajime Akimoto, Shigeyuki Nishitani, Shinichi Komura, Toshihiro Sato, Yoshiteru Shimizu 2014-01-21
8624507 Organic electroluminescent display device Naoki Tokuda, Masamitsu Furuie 2014-01-07
8493307 Display device Noboru Kataoka, Fumiaki Komori, Takashi Watanabe, Futoshi Furuta 2013-07-23