TS

Tomohiro Sakai

SE Seiko Epson: 38 patents #330 of 7,774Top 5%
NE Nec: 8 patents #1,742 of 14,502Top 15%
SC Sumitomo Chemical: 7 patents #703 of 4,033Top 20%
AC Asahi Glass Co.: 4 patents #490 of 2,251Top 25%
AG Agc: 3 patents #235 of 954Top 25%
AE Agc Glass Europe: 3 patents #57 of 252Top 25%
TE Thine Electronics: 2 patents #21 of 58Top 40%
Canon: 2 patents #12,681 of 19,416Top 70%
AK Aisan Kogyo Kabushiki Kaisha: 1 patents #344 of 642Top 55%
KO Komatsu: 1 patents #1,163 of 2,087Top 60%
TC Toyoda Gosei Co.: 1 patents #1,271 of 2,296Top 60%
TO Toyota: 1 patents #15,335 of 26,838Top 60%
Fujitsu Limited: 1 patents #14,843 of 24,456Top 65%
Overall (All Time): #30,499 of 4,157,543Top 1%
68
Patents All Time

Issued Patents All Time

Showing 26–50 of 68 patents

Patent #TitleCo-InventorsDate
10297742 Piezoelectric element and device including the same Koji Sumi, Tetsuya Isshiki, Toshiaki Takahashi, Kazuya Kitada 2019-05-21
10243137 Piezoelectric element and piezoelectric element applied device Koji Sumi, Tetsuya Isshiki, Toshiaki Takahashi, Tomokazu Kobayashi, Kazuya Kitada 2019-03-26
10186652 Piezoelectric element and piezoelectric element applied device Koji Sumi, Tetsuya Isshiki, Toshiaki Takahashi, Tomokazu Kobayashi, Kazuya Kitada 2019-01-22
10181555 Piezoelectric element and piezoelectric element applied device Kazuya Kitada, Koji Sumi, Toshiaki Takahashi 2019-01-15
10122013 Cathode active material and process for its production Kentaro Tsunozaki, Michinori Suehara 2018-11-06
10003007 Piezoelectric element, piezoelectric element application device, and method for manufacturing piezoelectric element 2018-06-19
9643859 Process for producing carbonate compound and cathode active material Tsubasa Takasugi, Takuya Teratani 2017-05-09
9446588 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element 2016-09-20
9450228 Cathode active material, positive electrode for lithium ion secondary battery, and lithium ion secondary battery Tsubasa Takasugi 2016-09-20
9403366 Method of manufacturing a liquid ejecting head 2016-08-02
9356222 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element 2016-05-31
9324933 Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator Koji Sumi, Kazuya Kitada, Yasuaki Hamada, Tetsuya Isshiki, Satoshi Kimura +2 more 2016-04-26
9276193 Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator Koji Sumi, Kazuya Kitada, Yasuaki Hamada, Tetsuya Isshiki, Satoshi Kimura +2 more 2016-03-01
9190601 Piezoelectric material, piezoelectric element, liquid ejecting head, liquid ejecting apparatus, ultrasonic sensor, piezoelectric motor, and power generator Koji Sumi, Kazuya Kitada, Yasuaki Hamada, Tetsuya Isshiki, Satoshi Kimura +2 more 2015-11-17
9150017 Liquid ejecting head, liquid ejecting apparatus and piezoelectric element 2015-10-06
8991052 Method of manufacturing liquid ejecting head, method of manufacturing liquid ejecting apparatus and method of manufacturing piezoelectric element 2015-03-31
8985747 Piezoelectric element, liquid ejecting head, liquid ejecting apparatus and piezoelectric device Tatsushi Kato 2015-03-24
8983498 Communication apparatus and method for controlling communication system Takahiro Fujii, Satoru Hirasawa, Yoshiaki Fukunaga, Takayuki Ohtsuka, Nobuaki Kitazumi +1 more 2015-03-17
8882246 Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and method of manufacturing piezoelectric element 2014-11-11
8820894 Liquid ejecting head, liquid ejecting apparatus, piezoelectric element, and method for manufacturing the same 2014-09-02
8794124 Hydraulic pump or motor Takeo Iida, Tadashi Nakagawa 2014-08-05
8783834 Liquid ejecting head and liquid ejecting apparatus Satoshi Kimura 2014-07-22
8783835 Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus Toshiaki Takahashi 2014-07-22
8783838 Liquid ejecting head, liquid ejecting apparatus, and piezoelectric element Tsutomu Asakawa 2014-07-22
8770723 Piezoelectric element, liquid ejecting head, and liquid ejecting apparatus Koichi Morozumi, Tsutomu Asakawa 2014-07-08