Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6220847 | Underwater granulating die | Minoru Yoshida, Nobuhisa Kobayashi, Masaharu Ishida | 2001-04-24 |
| 6149419 | Manufacturing apparatus for manufacturing different color pellets | Masaharu Ishida | 2000-11-21 |
| 6099159 | Continuous mixing feeder | Minoru Yoshida, Kunihiro Horie | 2000-08-08 |
| 6019916 | Manufacturing method of different color pellets and manufacturing apparatus therefor | Masaharu Ishida | 2000-02-01 |
| 6007749 | Water injection foaming devolatilizing method and apparatus | Ning Wang, Norimasa Oda, Seiji Takamoto, Yoshitaka Kimura | 1999-12-28 |
| 5948336 | Start-up procedure for an underwater granulating die | Minoru Yoshida, Nobuhisa Kobayashi, Masaharu Ishida | 1999-09-07 |
| 5895617 | Method and apparatus for transporting underwater cut pellets | Masaharu Ishida | 1999-04-20 |
| 5890801 | Kneading and extruding machine | Shunji Ogoshi, Nobuhisa Kobayashi, Yukio Imamura, Minoru Yoshida | 1999-04-06 |
| 5879720 | Granulating device for thermoplastic resin | Minoru Yoshida, Nobuhisa Kobayashi, Masaharu Ishida | 1999-03-09 |
| 5876646 | Granulating method for thermoplastic resin | Minoru Yoshida, Nobuhisa Kobayashi, Masaharu Ishida | 1999-03-02 |
| 5840197 | Method for filtering a screen changer and a screen changer | Yasuhiko Ishida | 1998-11-24 |
| 5829872 | Kneading and extruding machine | Shunji Ogoshi, Nobuhisa Kobayashi, Yukio Imamura, Minoru Yoshida | 1998-11-03 |
| 5747077 | Granulating device for thermoplastic resin | Minoru Yoshida, Nobuhisa Kobayashi, Masaharu Ishida | 1998-05-05 |
| 5723082 | Method of granulating synthetic resin by extrusion and apparatus thereof | Minoru Yoshida | 1998-03-03 |
| 5516205 | Twin extruder | Norimasa Oda, Minoru Yoshida, Katsumi Sumioda | 1996-05-14 |
| 5360585 | Method for correcting for thrust force generated when a cutter for granulating plastics is rotated in water | Yasuhiko Ishida, Minoru Yoshida, Takaaki Okita, Tetsuo Makida | 1994-11-01 |
| 5190768 | Apparatus for granulating plastics | Yasuhiko Ishida, Minoru Yoshida, Sakaoki Okita, Tetsuo Makida | 1993-03-02 |
| 5145251 | Extruder having degree-of-kneading adjusting device | Toru Shirato, Minoru Yoshida | 1992-09-08 |
| 4679461 | Drive device for two-shaft extruding machine | Haruo Yamaguchi, Seigo Hanada, Nobuo Mukuda | 1987-07-14 |