KN

Kazushi Numazaki

JT Jtekt: 14 patents #72 of 1,969Top 4%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
NC Nippon Piston Ring Co.: 1 patents #120 of 208Top 60%
TC Toyooki Kogyo Co.: 1 patents #18 of 46Top 40%
Overall (All Time): #284,574 of 4,157,543Top 7%
16
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
12287038 Pressure reduction valve Tetsuya Kaneko, Akira Nakano, Kazuhiro Takabayashi, Kazuo Haneda, Yuya Kihara 2025-04-29
11859766 Fusible plug Hiroshi Takiguchi, Atsuya Aoki, Takeshi Takahashi, Natsuki Iwamoto, Yudai WATANABE 2024-01-02
11698141 Pressure reducing valve Tetsuya Kaneko, Akira Nakano, Kazuhiro Takabayashi, Kazuo Haneda, Yuya Kihara 2023-07-11
11560965 Valve device Natsuki Iwamoto, Tomohiro Ishihara 2023-01-24
11543052 Valve device Takuya Suzuki, Kazuki Okamura, Takashi Yamazaki, Toshihiko Shima, Naohiro Sakamoto +2 more 2023-01-03
11448329 Valve device Takeshi Takahashi, Kazuhiro Takabayashi, Tomohiro Ishihara, Natsuki Iwamoto 2022-09-20
11067186 Pressure reducing valve Kazuhiro Takabayashi, Taizan MORITA 2021-07-20
10890271 Solenoid valve device Natsuki Iwamoto, Toshikatsu Kubo, Tomohiro Yasuoka, Koji Kida 2021-01-12
9988081 Steering system Ryouhei Hayama, Hideyuki MUKAE 2018-06-05
9249935 Fuel supply system Eiji Okawachi 2016-02-02
8931754 Safety valve and electromagnetic valve Yoshinori Imoto, Hiroaki Suzuki, Chihiro Uchimura, Akira Yamashita, Tsukuo Ishitoya +1 more 2015-01-13
8550105 Valve system of high pressure tank for vehicle Tsukuo Ishitoya, Eiji Okawachi, Hisanori Kondo, Koji Koide 2013-10-08
8496225 Valve device Yoshinori Imoto, Yutaka Inada, Hiroaki Suzuki 2013-07-30
8316877 Component holding device Takuya Suzuki, Toshikatsu Kubo 2012-11-27
8151819 Fluid supply valve attachment device Hiroaki Suzuki, Munetoshi Kuroyanagi, Takuya Suzuki, Toshikatsu Kubo, Toshihiko Shima 2012-04-10
8052119 Valve device Takuya Suzuki, Munetoshi Kuroyanagi 2011-11-08