Patent Leaderboard
USPTO Patent Rankings Data through Sept 30, 2025

Ngk Spark Plug Co. — 66 Patents in 2021

Rank (2021): #609 of 31,507Top 2%
139 inventors
66 Patents 2021

Top Inventors at Ngk Spark Plug Co. 2021

Showing 101–139 of 139 inventors

RankNamePatents
#32 Takashi Fujimoto 1
#32 Takuya HANDO 1
#32 Takuya Hasegawa 1
#32 Takakuni Nasu 1
#32 Takumi NISHIYAMA 1
#32 Takamichi Ogawa 1
#32 Takeshi Sugiyama 1
#32 Takashi Teshima 1
#32 Tetsuya Ito 1
#32 Teiichi Kimura 1
#32 Tetsuo Kitabayashi 1
#32 Tomoyuki Asano 1
#32 Toru Ezaki 1
#32 Tomoki Fujii 1
#32 Tomohiro Ishino 1
#32 Tomohiro Iwatsuka 1
#32 Tomoaki Kato 1
#32 Toshimitsu KIKUCHI 1
#32 Toshiki Kon 1
#32 Toshikatsu Nomura 1
#32 Yasuhiko Inui 1
#32 Yasuhiro Ishiguro 1
#32 Yasuyuki Okimura 1
#32 Yoshinori Hibino 1
#32 Yosuke Imoto 1
#32 Yoshiki Inoue 1
#32 Yosuke Shinozaki 1
#32 Yoshifumi TSUTAI 1
#32 Yuki Hatano 1
#32 Yuzo Higuchi 1
#32 Yusuke KAWASHIMA 1
#32 Yusuke Makino 1
#32 Yuji Matsumoto 1
#32 Yuuya Nakayama 1
#32 Yusuke Nomura 1
#32 Yuki Saito 1
#32 Yuji SHIMAZAKI 1
#32 Yuki TAKEUCHI 1
#32 Yutaka Yokoyama 1