KH

Koichi Hirota

SC Shin-Etsu Chemical Co.: 43 patents #74 of 2,176Top 4%
Aisin Seiki Kabushiki Kaisha: 25 patents #52 of 3,782Top 2%
TO Toyota: 6 patents #4,786 of 26,838Top 20%
NC Nippon Shokubai Co.: 5 patents #248 of 1,108Top 25%
NC Nippon Shokubai Kagaku Kogyo Co.: 4 patents #60 of 341Top 20%
LI Lintec: 1 patents #282 of 514Top 55%
AI Aisin: 1 patents #310 of 1,000Top 35%
FU Fujikura: 1 patents #788 of 1,407Top 60%
SC Sodick Co.: 1 patents #79 of 172Top 50%
TK Toyta Jidosha Kabushiki Kaisha: 1 patents #1 of 18Top 6%
Honda Motor Co.: 1 patents #12,035 of 21,052Top 60%
AC Aisin Aw Co.: 1 patents #1,133 of 2,011Top 60%
📍 Echizen, JP: #4 of 298 inventorsTop 2%
Overall (All Time): #22,586 of 4,157,543Top 1%
80
Patents All Time

Issued Patents All Time

Showing 51–75 of 80 patents

Patent #TitleCo-InventorsDate
7488394 Rare earth permanent magnet Hajime Nakamura, Masanobu Shimao, Takehisa Minowa 2009-02-10
7488393 Rare earth permanent magnet Hajime Nakamura, Masanobu Shimao, Takehisa Minowa 2009-02-10
7485193 R-FE-B based rare earth permanent magnet material Takehisa Minowa 2009-02-03
7204891 Remelting of rare earth magnet scrap and/or sludge, magnet-forming alloy, and sintered rare earth magnet Takehisa Minowa 2007-04-17
7140653 Outside handle apparatus and connector mechanism Norikazu Kobayashi, Koji Aoki, Katsutoshi Fukunaga, Yoshimi Nakatani, Masayuki Ohtsugu +1 more 2006-11-28
7064456 Door lock release device Masachika Kamiya 2006-06-20
7031814 Occupant protection apparatus for vehicle Takashi KAWATO, Koji Aoki 2006-04-18
7029054 Outside handle device Norikazu Kobayashi 2006-04-18
6998969 Door lock apparatus for vehicle Takaya Aiyama, Norikazu Kobayashi, Takayuki Ohta, Koji Aoki, Hidetoshi Kadoya 2006-02-14
6976726 Outside handle device for a vehicle door Norikazu Kobayashi, Yuichi Watanabe, Yoshimi Nakatani 2005-12-20
6960240 Remelting of rare earth magnet scrap and/or sludge, magnet-forming alloy, and sintered rare earth magnet Takehisa Minowa 2005-11-01
6881912 Door open/close operating device Norikazu Kobayashi, Koji Aoki, Hidetoshi Kadoya, Kazuyoshi Mori 2005-04-19
6866310 Door latch operation device for vehicle Norikazu Kobayashi, Akio Sugiki, Koji Aoki, Takaya Aiyama, Kazuyoshi Mori 2005-03-15
6717290 Vehicular door latch operation control device Norikazu Kobayashi, Takaya Aiyama 2004-04-06
6527822 Quenched thin ribbon of rare earth/iron/boron-based magnet alloy Takehisa Minowa, Takahiro Hashimoto, Koji Sato, Kenji Yamamoto 2003-03-04
6445147 Movable body control system for vehicle Yasushi Saitoh, Tatsumi Tashiro, Shinji Suganuma, Junkoh Shima 2002-09-03
6419723 Thin ribbon of rare earth-based permanent magnet alloy Takahiro Hashimoto, Koji Sato, Kenji Yamamoto, Takehisa Minowa 2002-07-16
6392084 Method for production of organic fluorine compound Osamu Kaieda 2002-05-21
6322637 Thin ribbon of rare earth-based permanent magnet alloy Takahiro Hashimoto, Koji Sato, Kenji Yamamoto, Takehisa Minowa 2001-11-27
6319335 Quenched thin ribbon of rare earth/iron/boron-based magnet alloy Takehisa Minowa, Takahiro Hashimoto, Koji Sato, Kenji Yamamoto 2001-11-20
6034264 Method for production of nuclear halogenated aromatic compound possessing cyano groups Osamu Kaieda, Teruhisa Kajiwara, Norimasa Okuda, Hisakazu Shindo, Yoshiro Hanayama +4 more 2000-03-07
6015449 Rain drop detecting device Kohki Ohara, Kazuyoshi Mori 2000-01-18
5789582 Method for production of nuclear halogenated aromatic compound possesing cyano groups Osamu Kaieda, Teruhisa Kajiwara, Norimasa Okuda, Hisakazu Shindo, Yoshiro Hanayama +4 more 1998-08-04
5523473 Method of producing naphthalenedicarboxylic acids and diaryldicarboxylic acids Noboru Saitou, Ren Hasebe, Norimasa Okuda, Ikuyo Katsumi 1996-06-04
5284091 Plate roll and an adhesive sheet therefor Kazuhiro Kon, Masao Kogure, Takanori Saito 1994-02-08