TI

Takashi Ishizuka

Sumitomo Electric Industries: 20 patents #1,058 of 21,551Top 5%
NC Nitto Electric Industrial Co.: 4 patents #19 of 298Top 7%
HM Hitachi Medical: 3 patents #208 of 680Top 35%
NS Nippon Sharyo: 3 patents #20 of 87Top 25%
SI Sakata Inx: 3 patents #23 of 78Top 30%
TC Ts Tech Co.: 2 patents #244 of 561Top 45%
HH Hitachi High-Technologies: 2 patents #456 of 1,200Top 40%
Nissan Motor Co.: 2 patents #3,090 of 8,689Top 40%
Ricoh Company: 1 patents #6,936 of 9,818Top 75%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
RS Renault S.A.S. Societe Par Actions Simplifiee: 1 patents #11 of 35Top 35%
AC Aichi Machine Industry Co.: 1 patents #36 of 131Top 30%
RK Riso Kagaku: 1 patents #321 of 551Top 60%
TU Tohoku University: 1 patents #615 of 1,680Top 40%
Overall (All Time): #72,235 of 4,157,543Top 2%
42
Patents All Time

Issued Patents All Time

Showing 1–25 of 42 patents

Patent #TitleCo-InventorsDate
D1084340 Radiation therapy device Masayuki Arakawa, Yuta Kawaguchi, Yu Saitoh 2025-07-15
D1079014 Patient table Masayuki Arakawa, Yuta Kawaguchi, Junpei Hokari, Yu Saitoh 2025-06-10
11926744 Ink composition for plasma curing and additive for ink compositions for plasma curing Yasutsugu Mochizuki 2024-03-12
11878612 Conveyance seat Atsushi Yamabe 2024-01-23
11597847 Plasma-curable offset printing ink composition, method for producing printed matter using same, and printing method Yasutsugu Mochizuki 2023-03-07
11318773 Printing apparatus and method for manufacturing printed matter Yasutsugu Mochizuki 2022-05-03
11312272 Conveyance seat Atsushi Yamabe 2022-04-26
11152521 Semiconductor laminate and light-receiving element Takuma FUYUKI, Takashi Go 2021-10-19
11081605 Semiconductor laminate, light-receiving element, and method for manufacturing semiconductor laminate Takuma FUYUKI, Tomohiro Doi, Takashi Go 2021-08-03
10790401 Semiconductor stacked body and light-receiving device Takuma FUYUKI, Takashi Go 2020-09-29
10594110 Vertical cavity surface emitting laser, method for fabricating vertical cavity surface emitting laser Kei Fujii, Toshiyuki Tanahashi, Susumu Yoshimoto, Takamichi Sumitomo, Koji Nishizuka +1 more 2020-03-17
9883825 Living body optical measurement apparatus, living body optical measurement method, and engagement member for mobile position sensor Hirokazu Asaka 2018-02-06
9825134 Layered semiconductor having base layer including GaN substrate Fuminori Mitsuhashi, Yusuke Yoshizumi, Masaki Ueno 2017-11-21
9818895 Semiconductor device, optical sensor device and semiconductor device manufacturing method Kei Fujii, Katsushi Akita, Hideaki Nakahata, Yasuhiro Iguchi, Hiroshi Inada +1 more 2017-11-14
9806156 Laminated body and electronic device Fuminori Mitsuhashi, Masaki Ueno, Yoshihiro Tsukuda, Yasunori Tateno, Maki Suemitsu +2 more 2017-10-31
9680040 Semiconductor device and method for manufacturing the same Kaoru Shibata, Katsushi Akita, Kei Fujii 2017-06-13
D758586 Near-infrared spectroscopy system Masaru Yokoyama, Mikihiro Kaga 2016-06-07
9190544 Photodiode, optical sensor device, and photodiode manufacturing method Kei Fujii, Katsushi Akita, Yasuhiro Iguchi, Hiroshi Inada, Youichi Nagai 2015-11-17
9159853 Group III-V compound semiconductor photo detector, method of fabricating group III-V compound semiconductor photo detector, photo detector, and epitaxial wafer Katsushi Akita, Kei Fujii, Youichi Nagai 2015-10-13
9129808 Epitaxial wafer, photodiode, optical sensor device, and methods for producing epitaxial wafer and photodiode Kei Fujii, Katsushi Akita 2015-09-08
9090266 Railway vehicle Koji Nakao, Kentaro Hayashi, Masaru Kuroda 2015-07-28
9040955 Semiconductor device, optical sensor device and semiconductor device manufacturing method Kei Fujii, Katsushi Akita, Hideaki Nakahata, Yasuhiro Iguchi, Hiroshi Inada +1 more 2015-05-26
8921829 Light receiving element, light receiving element array, hybrid-type detecting device, optical sensor device, and method for producing light receiving element array Yasuhiro Iguchi, Hiroshi Inada, Youichi Nagai, Hideaki Nakahata, Katsushi Akita +1 more 2014-12-30
8866199 Group III-V compound semiconductor photo detector, method of fabricating group III-V compound semiconductor photo detector, photo detector, and epitaxial wafer Katsushi Akita, Kei Fujii, Youichi Nagai 2014-10-21
8822977 Photodetector and method of manufacturing the photodetector Katsushi Akita, Kei Fujii, Hideaki Nakahata, Youichi Nagai, Hiroshi Inada +1 more 2014-09-02