TY

Tatsuya Yokoyama

AC Alps Electric Co.: 11 patents #140 of 2,177Top 7%
HI Hitachi: 8 patents #5,191 of 28,497Top 20%
Nichia: 4 patents #472 of 1,531Top 35%
AC Alps Alpine Co.: 2 patents #150 of 525Top 30%
SO Sony: 2 patents #12,963 of 25,231Top 55%
AC Alps Electronics Co.: 1 patents #1 of 19Top 6%
NA Nabtesco: 1 patents #159 of 320Top 50%
Overall (All Time): #121,509 of 4,157,543Top 3%
30
Patents All Time

Issued Patents All Time

Showing 1–25 of 30 patents

Patent #TitleCo-InventorsDate
12320408 Rotary feedthrough and robot Koji Kubota 2025-06-03
12266794 Positive electrode active material and method of producing positive electrode active material Ryuhei HATTORI, Yoshitomo MIYASHITA, Chika NISHIO, Takashi Sugimoto 2025-04-01
11947376 Input device Hiroki Utagawa, Kunihiro Kamei 2024-04-02
11942631 Positive electrode active material and method of producing positive electrode active material Ryuhei HATTORI, Yoshitomo MIYASHITA, Chika NISHIO, Takashi Sugimoto 2024-03-26
11747920 Compound-operation input device Hiroki Utagawa, Takayuki Hirano 2023-09-05
11621415 Positive electrode active material and method of producing positive electrode active material Ryuhei HATTORI, Yoshitomo MIYASHITA, Chika NISHIO, Takashi Sugimoto 2023-04-04
D900939 Game machine Ken Mikami, Shingo Dote 2020-11-03
10516159 Positive electrode active material for nonaqueous secondary battery 2019-12-24
9261348 Rotary input apparatus 2016-02-16
8884933 Input device Anthony McCurdy, Shinya Urayama, Yu Igarashi, Shunsuke Nakazawa 2014-11-11
8698030 Input device Anthony McCurdy, Shinya Urayama, Yu Igarashi, Shunsuke Nakazawa 2014-04-15
8354606 Push switch equipped with capacitance sensor and input device including the same Yu TAKEDA 2013-01-15
8352986 Image display system, image display method and display unit Mami Uchida, Yuka Ohashi, Ayumi Mizobuchi, Jin Sato, Yushi Sayama 2013-01-08
8136424 Steering switch for vehicle Atsuo Takahashi 2012-03-20
7762159 Steering switch for vehicle Atsuo Takahashi 2010-07-27
7477321 Video display system and video display control apparatus Yuka Ohashi, Jin Sato, Ayumi Mizobuchi, Yushi Sayama, Mami Uchida +3 more 2009-01-13
7439459 Switch device and steering switch apparatus equipped with the switch device Choi Nok Hyun, Mikio Shirakawa 2008-10-21
7381912 Switch device and steering switch device using the same Choi Nok Hyun, Mikio Shirakawa 2008-06-03
7014330 Lighted switch device Kazuhiro Tada 2006-03-21
6714989 ATM controller and ATM communication control device Mika Mizutani, Eizou Hashi, Osamu Takada, Yoshiki Watanabe 2004-03-30
6307857 Asynchronous transfer mode controller and ATM control method thereof and ATM communication control apparatus Mika Mizutani, Osamu Takada, Eizo Hashi 2001-10-23
6114776 Vehicle-equipment control apparatus Susumu Ito, Hiroyuki Sato 2000-09-05
5990571 Automobile-installed-apparatus controller Hiroyuki Sato, Susumu Ito 1999-11-23
5974466 ATM controller and ATM communication control device Mika Mizutani, Eizou Hashi, Osamu Takada, Yoshiki Watanabe 1999-10-26
5819597 In-car rotation detecting apparatus Hiroyuki Sato, Yasuhiro Miyasaka, Hidetaka Numata, Takashi Murakami 1998-10-13