HN

Hiromitsu Nagae

HI Hitachi: 13 patents #3,142 of 28,497Top 15%
Nissan Motor Co.: 6 patents #1,257 of 8,689Top 15%
Overall (All Time): #390,828 of 4,157,543Top 10%
13
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
5572000 Distributor in ignition system for internal combustion engine Yoshimichi Numata, Michitaka Yumino 1996-11-05
5363829 Ignition distributor of internal combustion engine Makoto Onisawa, Ken Yoshioka, Makoto Koizumi, Ryoichi Koshida 1994-11-15
5094219 Distributor with ignition coil Ryoichi Koshida, Nariyoshi Kobayashi 1992-03-10
5057652 Distributor for an internal combustion engine Ryoichi Koshida, Takanori Satou 1991-10-15
4581501 Ignition distributor for internal combustion engine Ken Takahashi, Ryutarou Jimbou, Yasuo Matsushita, Seiichi Yamada 1986-04-08
4516319 Method of making radio frequency interference suppressing ignition distributor rotor Masazumi Sone, Iwao Imai 1985-05-14
4425485 Radio frequency interference suppressing ignition distributor rotor Masazumi Sone, Iwao Imai 1984-01-10
4354070 Distributor for internal combustion engine Masazumi Sone, Takao Miyashita 1982-10-12
4345120 Distributor Hiroji Sawada, Tatsuo Igawa 1982-08-17
4307691 Ignition timing control system for internal combustion engine Noboru Sugiura, Takashi Yoshinari 1981-12-29
4308436 Distributor for internal combustion engine Masazumi Sone, Yukitsugu Hirota, Takao Miyashita, Takeo Tamamura 1981-12-29
4274695 Device for electrically connecting spark plug to high-voltage cable Yukitsugu Fukumori, Masazumi Sone, Masami Shida, Tsutomu Kooriyama, Koji Harada 1981-06-23
4224917 Ignition device Terumi Nakazawa, Hitoshi Minorikawa, Kazutoshi Kobayashi, Tomoji Inui 1980-09-30