NF

Namitsugu Fujii

DE Denso: 21 patents #378 of 11,792Top 4%
NC Nippondenso Co.: 4 patents #582 of 3,479Top 20%
DC Daiichi Kigenso Kagaku Kogyo Co.: 1 patents #28 of 61Top 50%
📍 Yokkaichi, JP: #143 of 2,072 inventorsTop 7%
Overall (All Time): #164,049 of 4,157,543Top 4%
25
Patents All Time

Issued Patents All Time

Showing 1–25 of 25 patents

Patent #TitleCo-InventorsDate
9804119 A/F sensor element and method of manufacturing the same Masami Saitou, Norikazu Kajiyama 2017-10-31
9594050 A/F sensor element and method of manufacturing the same Masami Saitou, Norikazu Kajiyama 2017-03-14
9540282 Gas sensor element and its manufacturing method Masami Saitou, Norikazu Kajiyama 2017-01-10
9340680 Spinel powder and manufacturing process therefor, and processes for producing thermal spraying film and gas sensor elements Ryo Nishizawa, Takuji NABETA 2016-05-17
8673128 Gas sensor element, gas sensor, and production method thereof Masami Saitou, Norikazu Kajiyama 2014-03-18
7211222 Gas sensor Motoaki Satou, Kiyomi Kobayashi, Masanobu Yamauchi 2007-05-01
7160422 Gas sensor incorporating a multilayered gas sensing element Shinichiro Imamura, Susumu Naito, Makoto Nakae 2007-01-09
7156967 Gas sensor element containing a getter Gang E, Yasumichi Hotta 2007-01-02
7045047 Gas sensor element Makoto Nakae, Susumu Naito, Hiromi Sano, Tomio Sugiyama, Kazuya Nakagawa 2006-05-16
6849291 Gas sensing element and method for manufacturing the same Gang E, Kiyomi Kobayashi, Yasumichi Hotta 2005-02-01
6776895 Method of producing a gas sensor element Tooru Katafuchi, Yasumichi Hotta 2004-08-17
6660145 Oxygen sensor element Yasumichi Hotta, Hiroshi Sugino, Tooru Katafuchi 2003-12-09
6632338 Gas sensing element incorporated in a gas sensor for an internal combustion engine Motoaki Satou, Kiyomi Kobayashi, Yasumichi Hotta 2003-10-14
6562212 Gas sensor element Tooru Katafuchi, Yasumichi Hotta 2003-05-13
6478941 Gas sensing element and method for manufacturing the same Gang E, Kiyomi Kobayashi, Yasumichi Hotta 2002-11-12
6409899 Gas sensor element with lead-proof effect Motoaki Satou, Yasumichi Hotta, Hiromi Sano 2002-06-25
6354134 Oxygen sensing element used in a oxygen sensor Tooru Katafuchi, Kiyomi Kobayashi, Hiromi Sano 2002-03-12
6344118 Structure of oxygen sensing element Kiyomi Kobayashi, Yasumichi Hotta, Hiromi Sano 2002-02-05
6174489 Method for manufacturing a gas sensor unit Kiyomi Kobayashi, Naoto Miwa, Toshitaka Saito, Hiromi Sano 2001-01-16
6096372 Method for manufacturing O.sub.2 sensor with solid electrolyte member using conductive paste element Satoru Nomura, Yasumichi Hotta, Hiromi Sano 2000-08-01
5766434 Oxygen concentration detecting device and method for fabricating the same Hiromi Sano, Yasumichi Hotta, Naoto Miwa, Motoaki Satou 1998-06-16
5766672 Method of manufacturing an oxygen concentration detector element Yasumichi Hotta, Hiromi Sano, Naoto Miwa 1998-06-16
5593558 Oxygen concentration detector Hiroshi Sugino, Yasumichi Hotta, Masahiro Shibata, Hiromi Sano 1997-01-14
5554839 Ceramic heater Tadashi Tsuruta, Masatoshi Suzuki, Hiromi Sano, Hiroshi Sugino 1996-09-10
5472591 Oxygen concentration detector having heat-treated support layer providing high responsivity endurance Toshitaka Saito, Yasumichi Hotta, Satoru Nomura, Hiromi Sano, Masatoshi Suzuki 1995-12-05