KK

Kiyomi Kawamura

PA Panasonic: 20 patents #998 of 21,108Top 5%
TL Toyota Central R&D Labs: 8 patents #106 of 1,657Top 7%
TO Toyota: 4 patents #6,703 of 26,838Top 25%
DE Denso: 2 patents #4,986 of 11,792Top 45%
MH Mitsui High-Tec: 2 patents #53 of 174Top 35%
NS Nippon Soken: 1 patents #783 of 1,540Top 55%
📍 Osaka, JP: #123 of 258 inventorsTop 50%
Overall (All Time): #105,898 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
12368363 Magnetic-geared motor and magnetic gear Eiki Morimoto, Yasuaki Matsushita, Noritaka Aso 2025-07-22
12095323 Motor, and coil used for same Toshiyuki Tamamura, Keiichiro Nukada 2024-09-17
12021424 Coil, and stator, rotor, and motor equipped with same, and manufacturing method for coil Hiroki Sakaguchi, Yoshiharu Nakamura, Shoichi Koyama, Toshikiyo Kawamura, Hideyuki Taniguchi +1 more 2024-06-25
11811282 Coil device having a core with plate shaped coil bodies Hajime Ukaji, Mitsuoki Hishida, Toshiyuki Tamamura 2023-11-07
11411452 Coil and motor using same Yuya Maeda, Toshiyuki Tamamura, Mitsuoki Hishida 2022-08-09
10348141 Motor with rotor and stator dimensions for reducing cogging torque and torque ripple Hu Li, Yuichi Yoshikawa, Hiroshi Murakami, Haruhiko Kado 2019-07-09
9893575 Permanent-magnet-embedded electric motor and method for manufacturing same Hiroaki Kawasaki, Yuichi Yoshikawa, Yasushi Kato, Haruhiko Kado, Noritaka Aso 2018-02-13
9647518 Method for manufacturing laminated iron core Akihiro Hashimoto, Tadashi Iida, Koichi Mitamura 2017-05-09
9641055 Method for manufacturing laminated iron core Akihiro Hashimoto, Tadashi Iida, Koichi Mitamura 2017-05-02
9502928 Motor design for reducing cogging torque and torque ripple while maintaining efficiency Hu Li, Yuichi Yoshikawa, Hiroshi Murakami, Haruhiko Kado 2016-11-22
8876493 Fan motor and blower including the same motor Hu Li, Yuichi Yoshikawa, Hiroshi Murakami, Yasushi Kato 2014-11-04
8371021 Manufacturing method of rare earth-iron ring magnet with continuous orientation controlled anisotropy Fumitoshi Yamashita, Yukihiro Okada, Hiroshi Murakami 2013-02-12
8344570 Interior permanent magnet rotor, electric motor using the same and electric device Takashi Ogawa, Hiroshi Murakami, Yuichi Yoshikawa, Yasuyuki Yokouchi 2013-01-01
8183732 Radial anisotropic magnet manufacturing method, permanent magnet motor using radial anisotropic magnet, and iron core-equipped permanent magnet motor Fumitoshi Yamashita, Hiroshi Murakami 2012-05-22
8100345 Fuel injection device Yoshihiro Hotta, Yoshifumi Wakisaka 2012-01-24
8072109 Radial anisotropic magnet manufacturing method, permanent magnet motor using radial anisotropic magnet, and iron core-equipped permanent magnet motor Fumitoshi Yamashita, Hiroshi Murakami 2011-12-06
8044547 Radial-direction gap type magnet motor Fumitoshi Yamashita, Hiroshi Murakami, Yukihiro Okada 2011-10-25
7902707 Anisotropic permanent magnet motor Fumitoshi Yamashita, Hiroshi Murakami 2011-03-08
7784492 Direction control valve Yoshihisa Yamamoto, Hirokuni Tomita, Yoshihiro Hotta, Yoshifumi Wakisaka 2010-08-31
7759833 Permanent magnet rotator and motor using the same Fumitoshi Yamashita, Hiroshi Murakami, Yukihiro Okada 2010-07-20
7723877 Motor Hideharu Hiwaki, Hiroshi Murakami 2010-05-25
7712684 Fuel injection valve Ryo Masuda, Makoto Nagaoka 2010-05-11
7683518 Motor Yuichi Yoshikawa, Hiroshi Murakami, Hideharu Hiwaki, Yasushi Kamada, Hiroki Sato 2010-03-23
7461634 Fuel injection amount correction method for pressure boosting fuel injection apparatus Yoshimasa Watanabe, Ichiro Sakata, Yoshifumi Wakisaka, Yoshihiro Hotta, Kiyomi Nakakita 2008-12-09
6904893 Fuel injection method in fuel injector Yoshihiro Hotta, Yoshifumi Wakisaka, Kiyomi Nakakita 2005-06-14