HK

Hisashi KOZUKA

Ngk Spark Plug Co.: 12 patents #131 of 1,594Top 9%
NC Niterra Co.: 1 patents #41 of 125Top 35%
📍 Ichinomiya, JP: #40 of 372 inventorsTop 15%
Overall (All Time): #370,377 of 4,157,543Top 9%
13
Patents All Time

Issued Patents All Time

Showing 1–13 of 13 patents

Patent #TitleCo-InventorsDate
12110577 Dust core Hiroshi Watanabe, Satoshi Mori, Manami Fujii, Katsuya Takaoka, Hiroki Takeuchi 2024-10-08
10883192 Sintered electrically conductive oxide for oxygen sensor electrode, and oxygen sensor using the same Yasuyuki Okimura, Kazushige Ohbayashi 2021-01-05
10629322 Electrically conductive oxide sintered compact, member for electrical conduction, gas sensor, piezoelectric element, and method for producing piezoelectric element Yasuyuki Okimura, Kazushige Ohbayashi 2020-04-21
10379076 Electrically conductive oxide sintered compact, member for electrical conduction, and gas sensor Mina Sato, Yasuyuki Okimura, Kazushige Ohbayashi 2019-08-13
10352893 Gas sensor control apparatus Keisuke NAKAGAWA, Shigehiro OHTSUKA, Kazuma Ito, Ippei Kato 2019-07-16
10347817 Lead-free piezoelectric ceramic composition, piezoelectric element using the same, and method of manufacturing lead-free piezoelectric ceramic composition Hideto Yamada, Takayuki Matsuoka, Kazuaki Kitamura, Masato Yamazaki, Toshiaki Kurahashi +3 more 2019-07-09
10340441 Lead-free piezoelectric ceramic composition, piezoelectric element using the same, and method of manufacturing lead-free piezoelectric ceramic composition Hideto Yamada, Takayuki Matsuoka, Kazuaki Kitamura, Masato Yamazaki, Toshiaki Kurahashi +3 more 2019-07-02
10302589 Gas sensor, electrically conductive oxide sintered body, and wiring board Mina Sato, Yoshinobu Hirose, Akira Seike, Yasuyuki Okimura, Kazushige Ohbayashi 2019-05-28
10090646 Spark plug Katsuya Takaoka, Kazuhiro Kurosawa, Kuniharu Tanaka, Toshitaka Honda, Hirokazu Kurono +2 more 2018-10-02
9938197 Unleaded piezoelectric ceramic composition, piezoelectric element using same, device, and method for manufacturing unleaded piezoelectric ceramic composition Masato Yamazaki, Takayuki Matsuoka, Kazuaki Kitamura, Hideto Yamada, Toshiaki Kurahashi +3 more 2018-04-10
9871187 Lead-free piezo-electric porcelain composition, piezo-electric element using the same, and method for producing lead-free piezo-electric porcelain composition Masato Yamazaki, Takayuki Matsuoka, Yoshiteru Honda, Kazuaki Kitamura, Toshiaki Kurahashi +3 more 2018-01-16
9136033 Sintered oxide compact and circuit board using same Tomoko Hishida, Hideto Yamada, Kazushige Ohbayashi 2015-09-15
7226882 Dielectric material and method of producing the same Yuji Yasunishi, Kiyoshi Matsuda 2007-06-05