HO

Hirofumi Ozeki

Ngk Spark Plug Co.: 9 patents #191 of 1,594Top 15%
📍 Hashima, JP: #2 of 5 inventorsTop 40%
Overall (All Time): #471,291 of 4,157,543Top 15%
11
Patents All Time

Issued Patents All Time

Showing 1–11 of 11 patents

Patent #TitleCo-InventorsDate
RE38491 Composition for producing low sintering temperature ceramic dielectrics and method of manufacturing such dielectrics Hidetoshi Mizutani, Masahiko Okuyama, Noritaka Yoshida, Hiroshi Katagiri 2004-04-06
5759935 Composition for producing low sintering temperature ceramic dielectrics and method of manufacturing such dielectrics Hidetoshi Mizutani, Masahiko Okuyama, Noritaka Yoshida, Hiroshi Katagiri 1998-06-02
5489559 Microwave dielectric ceramic composition Hiroshi Katagiri 1996-02-06
5457076 Microwave dielectric ceramic composition and preparing method thereof Hiroshi Katagiri 1995-10-10
5340784 Microwave dielectric ceramic composition Tokiomi Katoh 1994-08-23
5310710 Microwave dielectric ceramic composition Masanori Takase 1994-05-10
5238887 Ceramic composition for microwave dielectric Tokiomi Kato 1993-08-24
4874727 Particulate lead titanate ceramic and composite material containing same Kanji Ohya, Tsutomu Tsunooka, Koji Ogura, Takashi Yamamoto 1989-10-17
4751014 Piezoelectric composite material Hideo Sobue 1988-06-14
4743392 Piezoelectric composite material Hideo Sobue 1988-05-10
4657496 Hot-runner mold for injection molding Takahide Kambe 1987-04-14