Issued Patents All Time
Showing 1–16 of 16 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6815047 | Foamed thermoplastic resin sheet and manufacturing method of the same | Takeo Kitayama, Kaori Tsubouchi, Tatsuhiro Nagamatsu | 2004-11-09 |
| 6548577 | Wood-filled thermoplastic resin composition and a process for producing the same | Takeo Kitayama, Shiro Katagiri | 2003-04-15 |
| 6520759 | Manufacturing device of foamed thermoplastic resin sheet | Takeo Kitayama, Kaori Tsubouchi, Tatsuhiro Nagamatsu | 2003-02-18 |
| 6294123 | Metal mold for producing a synthetic resin molded product | Takeo Kitayama | 2001-09-25 |
| 6294121 | Mold for compression molding a resin article | Takahisa Hara, Masahito Matsumoto, Nobuhiro Usui | 2001-09-25 |
| 6267576 | Mold assembly for making multilayer molded article | Yoshinori Ohmura, Kohji Yamatsuta | 2001-07-31 |
| 6231798 | Process for producing multi-layer molded product | Masahito Matsumoto, Hitoshi Murotani, Satoru Funakoshi | 2001-05-15 |
| 6202947 | Discharge device for mixing and discharging solids of thermoplastic substance and fibers and plasticizing device having this device | Masahito Matsumoto, Takeo Kitayama | 2001-03-20 |
| 6159408 | Molded article made of fiber-reinforced thermoplastic material and process for producing the same | Takeo Kitayama | 2000-12-12 |
| 6146579 | Process for producing thermoplastic resin hollow molded article | Masahito Matsumoto, Satoru Funakoshi | 2000-11-14 |
| 6124025 | Polypropylene-based foamed sheet | Takeo Kitayama, Kaori Tsubouchi | 2000-09-26 |
| 5980805 | Method of making multilayer molded article | Yoshinori Ohmura, Kohji Yamatsuta | 1999-11-09 |
| 5672309 | Method for producing molded article of fiber reinforced thermoplastic resin | Shohei Masui, Takahisa Hara, Masahito Matsumoto, Nobuhiro Usui | 1997-09-30 |
| 5525285 | Process for producing concrete form made of thermoplastic resin | Masahito Matsumoto, Takeo Kitayama | 1996-06-11 |
| 5308570 | Process for producing multilayer molded article | Takahisa Hara, Masahito Matsumoto, Nobuhiro Usui | 1994-05-03 |
| 5130075 | Method for press molding thermoplastic resin | Takahisa Hara, Masahito Matsumoto, Nobuhiro Usui | 1992-07-14 |