NK

Naoki Katayama

Brother Kogyo: 41 patents #156 of 2,767Top 6%
DE Denso: 9 patents #1,418 of 11,792Top 15%
SL Sumitomo Riko Company Limited: 4 patents #62 of 446Top 15%
EB Ebara: 4 patents #497 of 1,611Top 35%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
OC Okuno Chemical Industries Co.: 1 patents #25 of 77Top 35%
TI Tokai Chemical Industries: 1 patents #25 of 49Top 55%
TI Tokai Rubber Industries: 1 patents #281 of 557Top 55%
TL Toyota Central R&D Labs: 1 patents #823 of 1,657Top 50%
📍 Miyoshi, JP: #21 of 2,464 inventorsTop 1%
Overall (All Time): #38,942 of 4,157,543Top 1%
60
Patents All Time

Issued Patents All Time

Showing 1–25 of 60 patents

Patent #TitleCo-InventorsDate
12388133 Thermal insulation material for battery pack and battery pack Shinji Kumagai, Shota Hayashi, Yutaro TAGUCHI, Yuji Shintaku 2025-08-12
12000905 Power supply system for moving body Kazuyoshi Obayashi, Masaya Takahashi 2024-06-04
11926272 Power supply system for mobile object Kazuyoshi Obayashi 2024-03-12
11655931 Heat insulating material and manufacturing method thereof Shinji Kumagai, Shota Hayashi, Yutaro TAGUCHI 2023-05-23
11456643 Rotating electric machine, controller, vehicle system, and maintenance method of rotating electric machine Minoru Ishida, Tsubasa SAKUISHI, Yuki Takahashi 2022-09-27
D925449 Motor Yohei Oishi, Takahide Ozawa, Kazuma Nishimura, Takayuki KURONUMA, Akihiro Ochiai +2 more 2021-07-20
D924800 Motor Yohei Oishi, Takahide Ozawa, Kazuma Nishimura, Takayuki KURONUMA, Akihiro Ochiai +2 more 2021-07-13
10886869 Control apparatus and vehicle drive system Minoru Ishida, Tsubasa SAKUISHI, Yuki Takahashi 2021-01-05
10875418 Charge control apparatus and system Minoru Ishida, Tsubasa SAKUISHI 2020-12-29
D906256 Motor Yohei Oishi, Takahide Ozawa, Kazuma Nishimura, Takayuki KURONUMA, Akihiro Ochiai +2 more 2020-12-29
D906243 Motor Yohei Oishi, Takahide Ozawa, Kazuma Nishimura, Takayuki KURONUMA, Akihiro Ochiai +2 more 2020-12-29
10406909 Control device for internal combustion engine 2019-09-10
9859738 Battery system controller Shigenori Saito 2018-01-02
9649950 Power supply apparatus Toshiyo Teramoto 2017-05-16
9399706 Urethane foam molded product and method for producing the same Koji Tomiyama, Yasuo Suzuki 2016-07-26
9273603 Vehicle-mounted power supply system Shunichi Maeda, Shigenori Saito 2016-03-01
9034935 Urethane foam molded product and method for producing the same Koji Tomiyama, Yasuo Suzuki, Shinji Yoshida, Katsutoshi Hashimoto 2015-05-19
7926918 Method for driving head for liquid-droplet jetting apparatus, and head for liquid-droplet jetting apparatus 2011-04-19
7926920 Liquid discharging head and method for producing the liquid discharging head 2011-04-19
7914103 Liquid droplet jetting apparatus Masatomo Kojima, Atsushi Ito, Masashi Ono, Keiji Kura, Shohei Koide +3 more 2011-03-29
7798618 Ink jet head 2010-09-21
7798623 Ink cartridge and ink-jet printer Toyonori Sasaki, Tomohiro Kanbe 2010-09-21
7780263 Head for liquid discharging apparatus 2010-08-24
7735979 Ink-jet printer and head for the same 2010-06-15
7731340 Liquid jetting head and method for producing the same Hiroto Sugahara 2010-06-08