AY

Akira Yoshikawa

TU Tohoku University: 15 patents #17 of 1,680Top 2%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
TO Tokuyama: 9 patents #27 of 562Top 5%
Sumitomo Electric Industries: 6 patents #4,612 of 21,551Top 25%
AK Asahi Kasei Kabushiki Kaisha: 4 patents #111 of 1,220Top 10%
TC Tohoku Techno Arch Co.: 4 patents #4 of 193Top 3%
PS Piezo Studio: 3 patents #1 of 16Top 7%
NP Nippon Telegraph And Telephone Public: 3 patents #61 of 842Top 8%
Tdk: 2 patents #1,902 of 3,796Top 55%
CA Ca: 2 patents #377 of 1,424Top 30%
NU National University Corporation Nagoya University: 2 patents #92 of 782Top 15%
NI Ngk Insulators: 2 patents #947 of 2,083Top 50%
TC Toppan Printing Co.: 2 patents #414 of 1,467Top 30%
HI Hitachi: 2 patents #13,388 of 28,497Top 50%
NT NTT: 2 patents #2,095 of 4,871Top 45%
MC Mitsubishi Chemical: 2 patents #928 of 3,022Top 35%
FC Furukawa Co.: 2 patents #22 of 90Top 25%
RL Rank Xerox Limited: 1 patents #5 of 31Top 20%
NC Nihon Kessho Kogaku Co.: 1 patents #7 of 13Top 55%
NI Nkg Insulators: 1 patents #1 of 20Top 5%
OU Osaka University: 1 patents #681 of 1,984Top 35%
JA Japan Science And Technology Agency: 1 patents #756 of 2,171Top 35%
SC Stella Chemifa: 1 patents #47 of 80Top 60%
TK Tanaka Kikinzoku Kogyo K.K.: 1 patents #216 of 436Top 50%
TS Tokai University Educational System: 1 patents #30 of 138Top 25%
CK Calsonic Kansei: 1 patents #307 of 675Top 50%
📍 Rifu, JP: #25 of 2,101 inventorsTop 2%
Overall (All Time): #36,717 of 4,157,543Top 1%
62
Patents All Time

Issued Patents All Time

Showing 1–25 of 62 patents

Patent #TitleCo-InventorsDate
12044812 Scintillator and radiation detector Koji Hazu, Keiji Yamahara, Shunsuke Kurosawa 2024-07-23
11939504 Scintillator and radiation detector Koji Hazu, Kentaro Horibe, Tetsuya Kawano, Keiji Yamahara, Shunsuke Kurosawa 2024-03-26
11637221 Nitride semiconductor element, nitride semiconductor light emitting element, ultraviolet light emitting element Aya Yokoyama, Yoshihito Hagihara, Ryosuke HASEGAWA, Ziyi Zhang, Tomohiro Morishita 2023-04-25
11158784 Crystal material and method of manufacturing the same Yuui Yokota, Yuji Ohashi, Kei Kamada, Tetsuo Kudo, Kenji Inoue +5 more 2021-10-26
11031539 Piezoelectric vibrator and sensor Yuji Ohashi, Yuui Yokota, Kei Kamada, Masatoshi Ito, Kenji Inoue +1 more 2021-06-08
10937928 Nitride semiconductor element, nitride semiconductor light emitting element, ultraviolet light emitting element Aya Yokoyama, Yoshihito Hagihara, Ryosuke HASEGAWA, Ziyi Zhang, Tomohiro Morishita 2021-03-02
10771032 Method for manufacturing piezoelectric thin-film element Kenji Inoue, Yuji Ohashi, Yuui Yokota, Kei Kamada, Shunsuke Kurosawa 2020-09-08
10734225 Nitride semiconductor substrate and method for manufacturing same Tomohiro Morishita, Motoaki Iwaya 2020-08-04
10424684 MSM ultraviolet ray receiving element, MSM ultraviolet ray receiving device Kazuhiro Nagase, Motoaki Iwaya, Saki USHIDA 2019-09-24
10174247 Illuminant and radiation detector Kei Kamada, Yuui Yokota, Shunsuke Kurosawa, Yasuhiro SHOJI 2019-01-08
10137496 Metal wire rod composed of iridium or iridium alloy Yuui Yokota, Muneki Nakamura, Kunihiro Tanaka, Tatsuya NAKAZAWA, Koichi Sakairi 2018-11-27
10011770 Crystal material, method for manufacturing crystal, radiation detector, nondestructive inspection apparatus, and imaging apparatus Shunsuke Kurosawa, Kei Kamada, Yuui Yokota, Yuji Ohashi, Takahiko Horiai +2 more 2018-07-03
9920243 Scintillator, radiation detector, and method for detecting radiation Kentaro Fukuda, Noriaki Kawaguchi, Takayuki Yanagida, Yui Yokota 2018-03-20
9834858 Pr-containing scintillator single crystal, method of manufacturing the same, radiation detector, and inspection apparatus Hiraku Ogino, Kei Kamada, Kenji Aoki, Tsuguo Fukuda 2017-12-05
9810792 Crystal material, radiation detector, imaging apparatus, nondestructive inspection apparatus, and lighting apparatus Shunsuke Kurosawa, Yuui Yokota, Yasuhiro SHOJI, Akira Suzuki, Toetsu Shishido 2017-11-07
9678223 Scintillator Daisuke Totsuka, Susumu Matsumoto, Takayuki Yanagida 2017-06-13
9388337 Metal fluoride crystal, light emitting element, scintillator, method of detecting neutron, and method of producing metal fluoride crystal Sumito Ishizu, Kentaro Fukuda, Noriaki Kawaguchi, Takayuki Yanagida, Yui Yokota +1 more 2016-07-12
9118011 Langasite-type oxide material, method for producing same, and raw material used in the production method Ko Onodera, Kazushige Tohta, Masato Sato, Yuui Yokota 2015-08-25
9068114 Metal fluoride eutectic, neutron scintillator and neutron imaging device Kentaro Fukuda, Noriaki Kawaguchi, Takayuki Yanagida, Yui Yokota, Yutaka Fujimoto 2015-06-30
9012864 Neutron detector Kenichi Watanabe, Yuya Kawabata, Atsushi Yamazaki, Akira Uritani, Tetsuo Iguchi +4 more 2015-04-21
8969812 Garnet-type crystal for scintillator and radiation detector using the same Takayuki Yanagida, Kei Kamada, Hiroki Sato, Kosuke Tsutsumi, Takanori Endo +1 more 2015-03-03
8933408 Colquiriite-type crystal, scintillator for neutron detection and neutron detector Sumito Ishizu, Kentaro Fukuda, Noriaki Kawaguchi, Takayuki Yanagida, Yui Yokota +1 more 2015-01-13
8809797 Scintillator for neutrons and neutron detector Hisanori Yamane, Tetsuya Kawano, Takayuki Yanagida, Yui Yokota, Yutaka Fujimoto +2 more 2014-08-19
8795822 Metal fluoride eutectic and neutron scintillator Kentaro Fukuda, Noriaki Kawaguchi, Takayuki Yanagida, Yui Yokota, Yutaka Fujimoto 2014-08-05
8729482 Radiation detector Kenichi Watanabe, Yoshihiko Takahashi, Atsushi Yamazaki, Akira Uritani, Tetsuo Iguchi +4 more 2014-05-20