RK

Ryuji Kumagai

Mazda Motor: 18 patents #107 of 4,755Top 3%
Overall (All Time): #253,786 of 4,157,543Top 7%
18
Patents All Time

Issued Patents All Time

Showing 1–18 of 18 patents

Patent #TitleCo-InventorsDate
D922285 Motor vehicle Takeshi Shinohara, Yoshito Iwauchi, Kota Akagawa, Yuuji Ishimoto, Yutaka Sukegawa +1 more 2021-06-15
D883881 Motor vehicle Yasutake Tsuchida, Takanori Tsubaki, Kazuhisa Noda 2020-05-12
D883883 Motor vehicle Yasutake Tsuchida, Takuya Obatake, Ryousuke Nozaki 2020-05-12
D845835 Motor vehicle Yasutake Tsuchida, Takuya Obatake, Yasuo Suzuki, Ryousuke Nozaki 2019-04-16
D842760 Motor vehicle Yasutake Tsuchida, Takanori Tsubaki, Hiroto Arai, Kazuhisa Noda 2019-03-12
D819493 Motor vehicle Kouji Tabata, Shinichi Isayama, Kousuke Takahashi, Takanori Tsubaki, Yutaka Sukegawa 2018-06-05
D765546 Motor vehicle Eiji Kimoto, Siyoung Song, Kousuke Takahashi, Takeshi Shinohara, Kaname Sawai +3 more 2016-09-06
D756276 Motor vehicle front bumper Masanori Minamisawa, Takanori Tsubaki, Shun Yamashita 2016-05-17
D713304 Bumper for motor vehicle Yasutake Tsuchida, Yoshito Iwauchi, Masatoshi Miyake 2014-09-16
D701476 Bumper for motor vehicle Kunihiko Kurisu, Tomoyuki Suzuki 2014-03-25
D698290 Bumper for motor vehicle Tomoyuki Mori 2014-01-28
D688989 Bumper for motor vehicle Masanori Minamisawa, Takeshi Shinohara, Yukiharu Asano 2013-09-03
D668593 Bumper for motor vehicle Shinichi Imai, Masatoshi Miyake, Yutaka Sukegawa 2012-10-09
D595192 Bumper of motor vehicle Kunihiko Kurisu, Akira Tamatani, Kosuke Takahashi, Koji Miyamoto, Masatoshi Miyake +2 more 2009-06-30
D588506 Bumper of motor vehicle Ikuo Maeda, Cho Yong Wook, Ryousuke Nozaki, Keisuke Nakai 2009-03-17
D573511 Motor vehicle Youichi Sato, Dai Kimura, Tetsuji Kawakami, Masashi Aikawa 2008-07-22
D573522 Rear door of motor vehicle Youichi Sato, Dai Kimura 2008-07-22
D564109 Headlight for a motor vehicle Youichi Sato, Dai Kimura, Takeshi Shinohara, Yuki Suga, Atsunori Mori 2008-03-11