NH

Naoto Hirosaki

NS National Institute For Materials Science: 85 patents #1 of 901Top 1%
MC Mitsubishi Chemical: 16 patents #37 of 3,022Top 2%
Sharp Kabushiki Kaisha: 9 patents #1,853 of 10,731Top 20%
FU Fujikura: 8 patents #136 of 1,407Top 10%
Nissan Motor Co.: 7 patents #1,071 of 8,689Top 15%
Nichia: 6 patents #327 of 1,531Top 25%
DL Denka Company Limited: 5 patents #52 of 434Top 15%
CC Citizen Electronics Co.: 4 patents #74 of 252Top 30%
SK Showa Denko K.K.: 2 patents #639 of 1,736Top 40%
DK Denki Kagaku Kogyo: 2 patents #165 of 655Top 30%
FU Futaba: 1 patents #137 of 292Top 50%
NS National Institute Of Material Science: 1 patents #1 of 23Top 5%
SC Sumitomo Chemical: 1 patents #2,469 of 4,033Top 65%
PC Phoenix Electric Co.: 1 patents #17 of 34Top 50%
📍 Ibaraki, JP: #15 of 6,779 inventorsTop 1%
Overall (All Time): #13,657 of 4,157,543Top 1%
103
Patents All Time

Issued Patents All Time

Showing 1–25 of 103 patents

Patent #TitleCo-InventorsDate
12378471 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Kyota Ueda, Tomoyuki Kurushima, Atsushi Ooishi 2025-08-05
12286575 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2025-04-29
12281249 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2025-04-22
12180402 Fluorescent body, method for manufacturing same, and light-emitting device using same Takashi Takeda, Shiro Funahashi 2024-12-31
11898080 Phosphor, method for producing same and light emitting element 2024-02-13
11891554 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2024-02-06
11891555 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2024-02-06
11884857 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2024-01-30
11884856 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2024-01-30
11697765 Phosphor and light-emitting equipment using phosphor Kyota Ueda, Hajime Yamamoto 2023-07-11
11661549 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2023-05-30
11655416 Phosphor, light-emitting device, illumination device, image display device, and indicator lamp for vehicle Tomoyuki Kurushima, Yuhei Inata 2023-05-23
11641009 Light-emitting device Takashi Fukuda, Tetsuya Gouda, Yuta Sakimoto, Kohsei Takahashi 2023-05-02
11279876 Phosphor and light-emitting device using same Hiroaki TOYOSHIMA, Ryo Yoshimatsu, Taiyo YAMAURA, Masato Akabane 2022-03-22
11084980 Phosphor and light-emitting equipment using phosphor Kyota Ueda, Hajime Yamamoto 2021-08-10
10968387 Phosphor, method for production same, light emitting device, image display, pigment and ultraviolet light absorber Yuichi Michiue, Shiro Funahashi, Takashi Takeda 2021-04-06
10818824 Light-emitting instrument and image display device 2020-10-27
10662374 Phosphor, production method for same, illumination instrument, and image display device 2020-05-26
10479935 Fluorescent material, method of producing the same, and light emitting device using the same Takayuki Shinohara, Shoji Hosokawa 2019-11-19
10381528 Image display apparatus Kenichi Yoshimura, Shigetoshi Ito, Makoto Izumi, Masamichi Harada, Hiroshi Fukunaga 2019-08-13
10381529 Light-emitting device and display device Kenichi Yoshimura, Makoto Izumi, Hiroshi Fukunaga 2019-08-13
10214689 Fluorescent material and light emitting device Takashi Takeda, Shiro Funahashi, Takayuki Shinohara, Shoji Hosokawa 2019-02-26
10072207 Phosphor and light-emitting equipment using phosphor Kyota Ueda, Hajime Yamamoto 2018-09-11
9909060 Phosphor, light-emitting device, image display device, pigment, and ultraviolet absorber Takashi Takeda, Shiro Funahashi, Eiichirou Narimatsu 2018-03-06
9828547 Phosphor, production method for same, light-emitting device, image display device, pigment, and ultraviolet absorber Takashi Takeda, Shiro Funahashi, Eiichirou Narimatsu 2017-11-28