Ngk Spark Plug Co.

Rank (All Time): #303 of 106,127Top 1%
1,594 inventors
2,610
Patents All Time

Top Inventors at Ngk Spark Plug Co. All Time

Showing 51–100 of 1,594 inventors

RankNamePatents
#48 Tatsunori Yamada 23
#48 Yasushi Sakakura 23
#53 Masahiko Okuyama 22
#53 Ryuji Inoue 22
#55 Jiro Kyuno 21
#55 Katsuya Takaoka 21
#55 Kenji Ito 21
#55 Kenji Kato 21
#55 Kentaro Mori 21
#55 Masahiro Konishi 21
#55 Takeshi Sugiyama 21
#62 Daisuke Sumoyama 20
#62 Hiroaki Nasu 20
#62 Kozo Yamasaki 20
#62 Shinnosuke MAEDA 20
#62 Yasuyuki Okimura 20
#67 Masaki Mizutani 19
#67 Nobuyuki Hotta 19
#67 Norihiko Nadanami 19
#67 Shigeki Mori 19
#67 Toshiya Matsuoka 19
#72 Masayuki Motomura 18
#72 Masaya Watanabe 18
#72 Shinji Yuri 18
#72 Takeshi Kawai 18
#72 Akiyasu Okuno 18
#72 Asao Morikawa 18
#78 Kazuyoshi Torii 17
#78 Kenichi Nishikawa 17
#78 Kohei Katsuraya 17
#78 Mitsuyoshi Kawamura 17
#78 Norikazu Ieda 17
#78 Satoshi Hirano 17
#78 Satoshi Sugaya 17
#78 Toshitaka Matsuura 17
#78 Tomoo Tanaka 17
#78 Tomonori Uemura 17
#78 Yoshihiro Nakano 17
#89 Daisuke Nakano 16
#89 Hiroki Takeuchi 16
#89 Hiroshi Yamamoto 16
#89 Koji Shiotani 16
#89 Takayoshi Atsumi 16
#89 Yasuo Ito 16
#89 Yukihiro Kimura 16
#96 Hideki Ishikawa 15
#96 Kazuo Kimura 15
#96 Masahiro Inoue 15
#96 Makoto Kume 15
#96 Naomichi Miyashita 15