NU

Noriyoshi Urushiwara

HI Hitachi: 15 patents #2,636 of 28,497Top 10%
HC Hitachi Car Engineering Co.: 1 patents #275 of 465Top 60%
📍 Hitachinaka, JP: #340 of 2,447 inventorsTop 15%
Overall (All Time): #318,814 of 4,157,543Top 8%
15
Patents All Time

Issued Patents All Time

Showing 1–15 of 15 patents

Patent #TitleCo-InventorsDate
11211881 Power conversion device and electric railroad vehicle equipped with power conversion device Keisuke Horiuchi, Kiyoshi Nakata, Shuichi Terakado, Kiyoshi Terasawa 2021-12-28
7453138 Electronic circuit device and manufacturing method thereof Kazuhiko Kawakami 2008-11-18
7230320 Electronic circuit device with reduced breaking and cracking Hiroaki Doi, Akira Matsushita 2007-06-12
7208816 Electronic circuit device and manufacturing method thereof Kazuhiko Kawakami 2007-04-24
7207314 Control circuit module, intake air passage body, engine electronic control device, and engine air intake system provided with the same Kohei Sakurai, Minoru Ohsuga, Nobuyasu Kanekawa, Masatoshi Hoshino, Atsushi Kanke +2 more 2007-04-24
7047939 Control circuit module, intake air passage body, engine electronic control device, and engine air intake system provided with the same Kohei Sakurai, Minoru Ohsuga, Nobuyasu Kanekawa, Masatoshi Hoshino, Atsushi Kanke +2 more 2006-05-23
6892699 Throttle body and air intake equipment for internal combustion engine 2005-05-17
6046584 Internal combustion engine rotating position detector using a differential signal from magnetic sensing portions Mitsutoshi Nakane, Ryoichi Kobayashi 2000-04-04
5581131 Electronic distributor ignition device for internal combustion engines Noboru Sugiura 1996-12-03
5284124 Ignition system for internal combustion engine Norio Moriyama, Noboru Sugiura 1994-02-08
5282452 Electronic distributor Noboru Sugiura, Norio Moriyama 1994-02-01
5193514 Induction discharge type ignition device for an internal combustion engine Ryouichi Kobayashi, Noboru Sugiura 1993-03-16
5033445 Electronic distribution type ignition system Ryoichi Kobayashi 1991-07-23
4893215 Electronic circuit apparatus of automobile Noboru Kobayashi, Ryoichi Kobayashi 1990-01-09
4854292 Ignition system for internal combustion engine Noboru Sugiura, Yasunori Fujino, Ryoichi Kobayashi 1989-08-08