HS

Hitoshi Sakuma

Tdk: 17 patents #321 of 3,796Top 9%
Mitsubishi Electric: 15 patents #1,633 of 25,717Top 7%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
KS Kobe Steel: 2 patents #504 of 2,031Top 25%
NS Nippon Steel: 2 patents #1,308 of 4,423Top 30%
JK Jidosha Denki Kogyo K.K.: 1 patents #16 of 56Top 30%
AC Aisin Keikinzoku Co.: 1 patents #40 of 85Top 50%
KS Kobe Steel: 1 patents #937 of 1,773Top 55%
HI Hitachi: 1 patents #17,742 of 28,497Top 65%
AC Aisin Takaoka Co.: 1 patents #59 of 172Top 35%
DT Daido Tokushuko: 1 patents #152 of 382Top 40%
HC Hitachi Engineering Co.: 1 patents #187 of 572Top 35%
Overall (All Time): #70,228 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 25 most recent of 43 patents

Patent #TitleCo-InventorsDate
11791610 Semiconductor laser device manufacturing method and semiconductor laser device 2023-10-17
11616342 Semiconductor optical element, semiconductor optical integrated element, and method for manufacturing semiconductor optical element Tsutomu Yamaguchi, Kazuyuki Onoe 2023-03-28
11594668 Thin film laminate, thin film device and multilayer substrate Kenta Ishii, Masaru Nanao, Takao Noguchi 2023-02-28
11466349 Spheroidal graphite cast iron Takumi Hijii, Yoshimasa Ureshino, Gou Nakamura, Zhong-zhi Zhang 2022-10-11
11456576 Method for manufacturing optical semiconductor device Kazumasa Kishimoto 2022-09-27
10964879 Method of manufacturing a dielectric device Katsuyuki Kurachi, Yasuhiro Aida, Kazuhiko Maejima, Mayumi Nakajima 2021-03-30
10790434 Piezoelectric thin film-stacked body, piezoelectric thin film substrate, piezoelectric thin film device, piezoelectric actuator, piezoelectric sensor, head assembly, head stack assembly, hard disk drive, printer head, and ink-jet printer device Tomohisa Azuma, Kenta Ishii 2020-09-29
10744832 Control arm Yujiro TATSUMI, Kenichiro Otsuka, Yoshiaki Nakazawa, Masanori Yasuyama, Ayaka Musha 2020-08-18
10377418 Suspension member for vehicle 2019-08-13
10116121 Semiconductor device manufacturing method and semiconductor device 2018-10-30
9837596 Piezoelectric device, piezoelectric actuator, piezoelectric sensor, hard disk drive, and inkjet printer apparatus Ryu Ohta, Yuiko Hirose 2017-12-05
9685602 Piezoelectric thin film element, piezoelectric actuator, piezoelectric sensor, hard-disk drive and ink jet printer device Ryu Ohta 2017-06-20
9331262 Thin film piezoelectric element, thin film piezoelectric actuator, thin film piezoelectric sensor, hard drive disk, and inkjet printer device Kazuhiko Maejima, Yasuhiro Aida, Yoshitomo Tanaka, Katsuyuki Kurachi 2016-05-03
9277869 Thin-film piezoelectric element, thin-film piezoelectric actuator, thin-film piezoelectric sensor, hard disk drive, and inkjet printer apparatus Katsuyuki Kurachi, Yasuhiro Aida, Kazuhiko Maejima 2016-03-08
9147827 Piezoelectric element, piezoelectric actuator, piezoelectric sensor, hard disk drive, and inkjet printer device Yasuhiro Aida, Katsuyuki Kurachi, Kazuhiko Maejima 2015-09-29
9147826 Thin film piezoelectric element, thin film piezoelectric actuator, and thin film piezoelectric sensor; and hard disk drive, and inkjet printer Kazuhiko Maejima 2015-09-29
9136820 Piezoelectric device Yasuhiro Aida, Katsuyuki Kurachi, Kazuhiko Maejima 2015-09-15
9130169 Piezoelectric element, piezoelectric actuator, piezoelectric sensor, hard disk drive, and inkjet printer device Yasuhiro Aida, Yoshitomo Tanaka, Katsuyuki Kurachi, Kazuhiko Maejima 2015-09-08
9076968 Piezoelectric element, piezoelectric actuator, piezoelectric sensor, hard disk drive, and inkjet printer device Yasuhiro Aida, Yoshitomo Tanaka, Katsuyuki Kurachi, Kazuhiko Maejima 2015-07-07
9065049 Thin film piezoelectric device Yasuhiro Aida, Katsuyuki Kurachi, Kazuhiko Maejima 2015-06-23
9022532 Piezoelectric element, piezoelectric actuator, piezoelectric sensor, hard disk drive, and ink-jet printer device Yasuhiro Aida, Ryu Ohta, Yoshitomo Tanaka, Hiroshi Chihara, Kazuhiko Maejima 2015-05-05
8994251 Piezoelectric device having first and second non-metal electroconductive intermediate films Katsuyuki Kurachi, Yasuhiro Aida, Kazuhiko Maejima 2015-03-31
8981627 Piezoelectric device with electrode films and electroconductive oxide film Katsuyuki Kurachi, Yasuhiro Aida, Kazuhiko Maejima, Mayumi Nakajima 2015-03-17
8482096 Semiconductor photodetector and manufacturing method therefor Matobu Kikuchi, Yasuo Nakajima, Yoshiyuki Nakashima 2013-07-09
8186696 Steering tie rod end made of steel and method of manufacturing the same Takeshi Komoto, Takashi Hirano, Hiroyuki Mizuno, Shinya Teramoto, Masahiro Toda +2 more 2012-05-29