KM

Katsunori Maegawa

RI Rinnai: 9 patents #9 of 173Top 6%
PA Panasonic: 9 patents #2,933 of 21,108Top 15%
PC Primearth Ev Energy Co.: 3 patents #12 of 107Top 15%
TO Toyota: 2 patents #10,861 of 26,838Top 45%
Overall (All Time): #209,016 of 4,157,543Top 6%
21
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
10429444 State of charge detection device Daisuke Koba, Sachio Takeda, Tetsuya Osaka 2019-10-01
D832118 Remote control for water heater Hiroaki Higashijima, Yoshikazu Kubo, Tomoe Usami 2018-10-30
9523740 Method for determining remaining lifetime Motoyoshi Okumura, Koichi Ichikawa, Yasushi Matsukawa, Toshihiro Yamada 2016-12-20
9354278 Device for detecting normal, abnormal or deteriorated battery state Daisuke Koba, Sachio Takeda, Naoto Sato, Tetsuya Osaka 2016-05-31
8742723 Battery pack assembled with recycled batteries and method of assembly Motoyoshi Okumura 2014-06-03
8741459 State judging device and control device of secondary battery Motoyoshi Okumura 2014-06-03
8470470 Battery pack manufacturing method, and battery pack Motoyoshi Okumura 2013-06-25
D678219 Remote control for home electronics Hiroaki Higashijima, Yoshikazu Kubo, Atsumi SUZUKI 2013-03-19
8389137 Method of reusing rechargeable battery Toshiaki Nakanishi, Katsunori Komori 2013-03-05
8380452 Control device of secondary battery and map correction method Toshiaki Nakanishi, Motoyoshi Okumura 2013-02-19
8143854 Adjusting method of battery pack and adjusting method of battery pack with controller Motoyoshi Okumura 2012-03-27
7971345 Reconstituted battery pack, reconstituted battery pack producing method, reconstituted battery pack using method, and reconstituted battery pack control system Motoyoshi Okumura 2011-07-05
7785729 Battery pack and battery pack producing method Motoyoshi Okumura 2010-08-31
D616973 Air heater Tetsuya Higuchi, Hiroaki Higashijima, Yoshikazu Kubo 2010-06-01
D615641 Air heater Tetsuya Higuchi, Hiroaki Higashijima, Yoshikazu Kubo 2010-05-11
D615178 Air heater Tetsuya Higuchi, Hiroaki Higashijima, Yoshikazu Kubo 2010-05-04
7666549 Enclosed nickel-metal hydride storage battery Katsunori Komori, Yoshiaki Ogata, Atsushi Adachi, Noriyuki Fujioka, Haruyoshi Yamashita +1 more 2010-02-23
D533928 Outdoor water heater Tetsuya Higuchi, Hiroaki Higashijima 2006-12-19
D532498 Water heater Tetsuya Higuchi, Hiroaki Higashijima 2006-11-21
D530236 Operation indicator of a heater 2006-10-17
D505997 Heater 2005-06-07