HF

Hiroshi Fukunaga

Sharp Kabushiki Kaisha: 16 patents #1,028 of 10,731Top 10%
HM Hitachi Maxell: 7 patents #125 of 1,211Top 15%
NS National Institute For Materials Science: 4 patents #89 of 901Top 10%
Sumitomo Electric Industries: 2 patents #9,741 of 21,551Top 50%
Mitsubishi Electric: 2 patents #11,187 of 25,717Top 45%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
MS Mitsubishi Electric Building Solutions: 1 patents #4 of 20Top 20%
MP Mitsubishi Power: 1 patents #176 of 508Top 35%
HE Hitachi Vehicle Energy: 1 patents #57 of 95Top 60%
HE Hitachi Maxell Energy: 1 patents #2 of 38Top 6%
Overall (All Time): #116,418 of 4,157,543Top 3%
31
Patents All Time

Issued Patents All Time

Showing 1–25 of 31 patents

Patent #TitleCo-InventorsDate
12372197 Mounting tool for holding elevator rope tension measuring device Kotaro Watanabe, Tetsuro Seki, Sunao Fujiwara, Yoshiko Ono, Tetsushi Morikawa +2 more 2025-07-29
11377591 Liquid composition, photoelectric conversion element production method, and photoelectric conversion element Kanako Nakata, Tatsuya Ryohwa, Makoto Izumi, Youhei Nakanishi, Hisayuki Utsumi +1 more 2022-07-05
11320798 Retrieval system and monitoring system Tomohiro HATTORI, Nanaho Osawa, Satoko Sakajo, Yutaka Matsueda 2022-05-03
11319646 Gallium arsenide single crystal substrate Masanori Morishita, Tatsuya Moriwake, Katsushi Hashio 2022-05-03
10982567 Condensate and feedwater system of steam power plant and operation method for the same Supriyo Datta 2021-04-20
10886442 Phosphor containing particle, and light emitting device and phosphor containing sheet using the same Tatsuya Ryohwa, Kanako Nakata, Makoto Izumi 2021-01-05
10822722 Gallium arsenide crystal body and gallium arsenide crystal substrate Katsushi Akita, Yukio Ishikawa 2020-11-03
10483441 Phosphor containing particle, and light emitting device and phosphor containing sheet using the same Tatsuya Ryohwa, Kanako Nakata, Makoto Izumi 2019-11-19
10468563 Light-emitting device and image display apparatus Kenichi Yoshimura, Makoto Izumi 2019-11-05
10381529 Light-emitting device and display device Kenichi Yoshimura, Makoto Izumi, Naoto Hirosaki 2019-08-13
10381528 Image display apparatus Kenichi Yoshimura, Shigetoshi Ito, Makoto Izumi, Masamichi Harada, Naoto Hirosaki 2019-08-13
10256377 Light-emitting device and image display apparatus Noriyuki Yamazumi, Tatsuya Ryohwa, Kenichi Yoshimura, Kanako Nakata, Makoto Izumi 2019-04-09
9741908 Wavelength converting member, light-emitting device, and method for producing wavelength converting member Kenichi Yoshimura, Makoto Izumi, Masamichi Harada, Kazunori Annen, Naoto Hirosaki +1 more 2017-08-22
9711686 Lighting device with plural fluorescent materials Kenichi Yoshimura, Kohsei Takahashi 2017-07-18
9631140 Light-emitting device Kenichi Yoshimura, Masamichi Harada, Kohsei Takahashi 2017-04-25
9570655 Semiconductor light-emitting device Kenichi Yoshimura, Kohsei Takahashi 2017-02-14
9322529 Light emitting device Kenichi Yoshimura, Kohsei Takahashi, Masatsugu Masuda 2016-04-26
8928005 Light-emitting device Kenichi Yoshimura, Kohsei Takahashi, Naoto Hirosaki 2015-01-06
8901591 Light-emitting device Kenichi Yoshimura, Kohsei Takahashi, Naoto Hirosaki 2014-12-02
8674392 Light-emitting device Kenichi Yoshimura, Kohsei Takahashi, Naoto Hirosaki 2014-03-18
8513872 Light emitting apparatus and method for manufacturing thereof Kazunori Annen, Makoto Izumi, Kimiko MIEDA, Kenichi Yoshimura 2013-08-20
8216719 Non-aqueous secondary battery and method for producing the same Masayuki Yamada, Kazutaka Uchitomi, Qiao Shi, Kazunobu Matsumoto 2012-07-10
7659037 Nonaqueous secondary cell Youshin Yagi, Shuichi Wada, Kenji Hara, Kazushige Kohno, Hiroshi Haruna 2010-02-09
7332245 Electrode for electrochemical devices and battery using the same Mitsuhiro Kishimi 2008-02-19
6994902 Metallic porous body Mitsuhiro Kishimi, Masao Morishima, Toshihiko Yamashita 2006-02-07