HN

Hiroaki Nasu

Ngk Spark Plug Co.: 20 patents #62 of 1,594Top 4%
SE Seiko Epson: 9 patents #2,012 of 7,774Top 30%
HI Hitachi: 4 patents #10,712 of 28,497Top 40%
NU National University Corporation Okayama University: 1 patents #90 of 315Top 30%
Overall (All Time): #106,713 of 4,157,543Top 3%
33
Patents All Time

Issued Patents All Time

Showing 1–25 of 33 patents

Patent #TitleCo-InventorsDate
12056166 System and method for supporting corporate business 2024-08-06
11715055 Manufacture and sales strategy planning method and device thereof Nobuhiro KAKENO, Yasuhiro Ozawa, Sana Imakubo, Yuuichi TERAZAKI 2023-08-01
10303810 Problem structure extraction support system, problem structure extraction support method, and program Erika TANAKA, Haruko Yakabe 2019-05-28
9130355 Spark plug Kazuhiro Kodama 2015-09-08
8946976 Spark plug Kazuhiro Kodama 2015-02-03
8853927 Spark plug, and main metal fitting for spark plug Kazuhiro Kodama 2014-10-07
8742653 Spark plug and metal shell for spark plug Kazuhiro Kodama 2014-06-03
8716924 Spark plug having stress corrosion cracking resistance Makoto Sugita, Akito Sato, Shingo Kuwahara 2014-05-06
8704434 Spark plug and method of manufacturing the same Kenji Moritani, Makoto Sugita 2014-04-22
8692447 Spark plug for internal combustion engine and manufacturing method thereof Toru Nakamura 2014-04-08
8593046 Spark plug having a novel nickel coating for the metal shell Kazuhiro Kodama 2013-11-26
8477934 Pairing computation device, pairing computation method and recording medium storing pairing computation program Yasuyuki Nogami, Yumi Sakemi, Yoshitaka Morikawa 2013-07-02
8421324 Spark plug, metal shell for spark plug, and method of manufacturing spark plug Akito Sato, Kazuhiro Kodama 2013-04-16
7492402 Image-processing device, image-processing method and solid-state image pickup device 2009-02-17
7420604 Image-processing device with image-pickup validity indication and processing method thereof 2008-09-02
7122947 Glow plug and spark plug, and manufacturing method therefor Wataru Matsutani, Chiaki Kumada, Katsunari Ninomiya 2006-10-17
7080785 Image-processing device, image-processing method and solid-state image-pickup device 2006-07-25
6846416 Process for treating chromate waste liquid Wataru Matsutani 2005-01-25
6838809 Chromate film-containing plug metal component and method for producing the same Wataru Matsutani, Makoto Sugimoto, Mitsuru Yoshida 2005-01-04
6791245 Glow plug and spark plug, and manufacturing method therefor Wataru Matsutani, Chiaki Kumada, Katsunari Ninomiya 2004-09-14
6768249 Spark plug and producing method therefor Wataru Matsutani 2004-07-27
6766408 Semiconductor integrated circuit and method for writing into non-volatile memory using a program received by external communication 2004-07-20
6688932 Method for manufacturing spark plug and caulking metallic mold Wataru Matsutani, Yoshito Uemura, Makoto Sugimoto, Hirohito Ito 2004-02-10
6538365 Metal member with chromate coat, spark plug with chromate coat and manufacturing methods thereof Wataru Matsutani, Yoshito Uemura 2003-03-25
6528929 Spark plug with iridium-based alloy chip Wataru Matsutani 2003-03-04