TH

Toshihiko Hijikata

NI Ngk Insulators: 22 patents #138 of 2,083Top 7%
Overall (All Time): #197,991 of 4,157,543Top 5%
22
Patents All Time

Issued Patents All Time

Showing 1–22 of 22 patents

Patent #TitleCo-InventorsDate
7802421 PM generating apparatus Satoru Yamada, Yukio Miyairi 2010-09-28
7655195 Undulated-wall honeycomb structure and manufacturing method thereof Yukihito Ichikawa, Makoto Miyazaki 2010-02-02
7163662 Canning structure and manufacturing method thereof Toshio Yamada 2007-01-16
7087286 Honeycomb structure and assembly thereof 2006-08-08
7078086 Honeycomb structure and assembly thereof 2006-07-18
7052760 Honeycomb structural body and assembly thereof 2006-05-30
7041359 Honeycomb structure and assembly thereof 2006-05-09
6840083 Method and apparatus for detecting cracks in honeycomb structure 2005-01-11
6521193 Ceramic honeycomb gas duct assembly and method of making the same Yukiharu MORITA 2003-02-18
6338826 Gas duct having honeycomb structure Toshio Yamada, Yukiharu MORITA 2002-01-15
6242071 Method for assembling ceramic honeycomb structure, and supporting member therefor Toshio Yamada, Mikio Tanaka 2001-06-05
5895700 Honeycomb structural body Toshio Yamada 1999-04-20
5866079 Ceramic honeycomb catalytic converter Minoru Machida, Toshio Yamada, Yukihito Ichikawa 1999-02-02
5782089 Honeycomb catalytic converter Minoru Machida, Masashi Yano 1998-07-21
5566545 Process and an apparatus for treating an exhaust gas, and a honeycomb structural exhaust gas filter Tetsuya Hiraoka, Kazuhiko Umehara 1996-10-22
5398541 Process and an apparatus for determining pressure losses of exhaust gas purification honeycomb structural bodies, by presumption, at respective points of time when honeycomb structural bodies are to be regenerated Satoru Yamada 1995-03-21
5188779 Production of ceramic honeycomb structural bodies Osamu Horikawa 1993-02-23
5102434 Method of inspecting a honeycomb structural body for purifying exhaust gases and apparatus used in the method Satoru Yamada, Ryouzi Horie 1992-04-07
4914065 Process for regnerating ceramic honeycomb filters by combustion Toshiaki Higuchi 1990-04-03
4857089 Ceramic honeycomb filter for purifying exhaust gases Jun Kitagawa, Kazuo Ishikawa 1989-08-15
4840827 Ceramic honeycomb structural bodies and method of producing the same Isao Mizutani, Takashi Harada 1989-06-20
4396664 Ceramic honeycomb structural body Shigeru Mochida, Masaru Kojima 1983-08-02