HS

Hirohisa Suwabe

HI Hitachi: 24 patents #1,340 of 28,497Top 5%
JC Jidosha Kiki Co.: 4 patents #52 of 196Top 30%
HM Hino Motors: 3 patents #30 of 311Top 10%
Overall (All Time): #173,585 of 4,157,543Top 5%
24
Patents All Time

Issued Patents All Time

Patent #TitleCo-InventorsDate
9890085 Ceramic honeycomb structure and its production method Masaru Yoshida, Tomomasa Kumagai 2018-02-13
9097154 Production method of ceramic honeycomb filter Toyohide Kumagae, Shinya Tokumaru 2015-08-04
9023270 Method for producing ceramic honeycomb structure Osamu Tokudome 2015-05-05
9011757 Aluminum-titanate-based ceramic honeycomb structure, its production method, and starting material powder for producing same Masaru Yoshida, Tomomasa Kumagai, Hideya Yamane 2015-04-21
8894916 Method for producing aluminum-titanate-based ceramic honeycomb structure Masaru Yoshida, Tomomasa Kumagai 2014-11-25
8663777 Aluminum-titanate-based ceramic honeycomb structure, its production method, and starting material powder for producing same Masaru Yoshida, Tomomasa Kumagai, Hideya Yamane 2014-03-04
8092568 Ceramic honeycomb filter and its production method Masakazu Konomi 2012-01-10
7892309 Production method of honeycomb filter and honeycomb filter Shunji Okazaki, Yasuhiko Otsubo, Shinya Tokumaru, Toshitaka Ishizawa 2011-02-22
7833606 Ceramic honeycomb structure and method for producing ceramic honeycomb structure Yasuhiko Ohtsubo 2010-11-16
7785385 Ceramic honeycomb structure and moldable material usable for its extrusion molding Tsunehiro Kawata, Osamu Tokudome, Kenichiro Sekiguchi, Hideya Yamane 2010-08-31
7740809 Exhaust gas-cleaning apparatus Hiroshi Funabashi 2010-06-22
7727613 Ceramic honeycomb structure, process for producing the same and coat material for use in the production Yasuhiko Otsubo, Toshiaki Kimura 2010-06-01
7591918 Ceramic honeycomb structure and its production method and coating material used therefor Yasuhiko Otsubo, Toshiaki Kimura 2009-09-22
7578864 Ceramic honeycomb filter and its production method Kazutoyo Watanabe 2009-08-25
7107763 Ceramic honeycomb filter and exhaust gas-cleaning method Takashi Takakura, Satoshi Makita, Hiroshi Funabashi 2006-09-19
7090714 Ceramic honeycomb filter Yasuhiko Otsubo 2006-08-15
6890616 Ceramic honeycomb filter and its structure Shunji Okazaki, Osamu Tokudome, Yasuhiko Otsubo 2005-05-10
6827754 Ceramic honeycomb filter Yasuhiko Otsubo, Shinya Tokumaru, Hiroshi Funabashi, Keiichi Nakagome, Makoto Tsujita +1 more 2004-12-07
6705860 Setter for burning Hideko Fukushima 2004-03-16
4914274 Diesel engine glow plug having SiALON heater Koji Hatanaka, Takashi Aota, Kenji Maruta, Seiji Okazaki 1990-04-03
4914751 Bipolar diesel engine glow plug having a U-shaped ceramic heater Mitusuke Masaka, Koji Hatanaka, Kenzi Maruta 1990-04-03
4874923 Glow plug for diesel engine with a U-shaped sialon ceramic heater Koji Hatanaka, Kenzi Maruta 1989-10-17
4742209 Glow plug for diesel engine Sokichi Minegishi, Mitusuke Masaka, Koji Hatanaka, Kenzi Maruta 1988-05-03
4506308 Magnetic head assembly Shinji Furuichi, Shigetoshi Morita, Shunichi Taka 1985-03-19