Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4824905 | Thermoplastic resin composition comprising polyamide, aromatic vinyl/unsaturated nitrile/rubbery polymer graft copolymer and aromatic vinyl/unsaturated nitrile/.alpha.-unsaturated carboxylic acid copolymer | Tadashi Saeki, Kiyoshi Ikawa, Seiji Kurita | 1989-04-25 |
| 4778245 | Optical communication cable | Hiroaki Sugimoto, Kazuo Hayatsu | 1988-10-18 |
| 4758242 | Method for treating polyester fibers having melt anistrophy | Hiroaki Sugimoto, Kazuo Hayatsu | 1988-07-19 |
| 4721772 | Process for producing aromatic polyamide with polar solvent containing sulfolane | Kenji Nagaoka, Akira Miyashita | 1988-01-26 |
| 4639344 | Process for producing formed articles of aromatic polyamide-imide resin | Kenji Nagaoka, Akira Miyashita, Satoshi Ebisu | 1987-01-27 |
| 4606930 | Method for treating fibers | Hiroaki Sugimoto, Kazuo Hayatsu | 1986-08-19 |
| 4560740 | Method for producing aromatic polyesters | Hiroaki Sugimoto, Kazuo Hayatsu | 1985-12-24 |
| 4542203 | Method for producing branched aromatic polyesters | Hiroaki Sugimoto, Kazuo Hayatsu | 1985-09-17 |
| 4503005 | Process for producing an aromatic polyester fiber | Hiroaki Sugimoto, Kazuo Hayatsu | 1985-03-05 |
| 4454284 | Resin compositions containing polyphenylene oxide and olefin-glycidyl (meth)acrylate copolymer | Takashi Maruyama, Kazuo Hayatsu | 1984-06-12 |
| 4448957 | Process for producing aromatic polyamide-imide | Kenji Nagaoka | 1984-05-15 |
| 4414230 | Plastic container improved in barrier properties against gases and water vapor | Makoto Hanabata, Takashi Maruyama | 1983-11-08 |
| 4385168 | Process for producing polyphenylene oxide | Takashi Maruyama, Haruo Inoue, Yoshiharu Tatsukami, Michihisa Isobe | 1983-05-24 |
| 4338421 | Resin composition | Takashi Maruyama | 1982-07-06 |
| 4338410 | Process for producing graft copolymers | Takashi Maruyama | 1982-07-06 |
| 4315086 | Resin compositions | Takashi Maruyama | 1982-02-09 |
| 4313870 | Process for producing polycondensates | Shozaburo Imai, Haruo Suzuki, Kuniaki Asai | 1982-02-02 |
| 4311823 | Process for producing aromatic polyesters | Shozaburo Imai, Haruo Suzuki, Kuniaki Asai | 1982-01-19 |
| 4309513 | Novel resin compositions based on polyphenylene ether | Haruo Inoue, Akihiro Furuta | 1982-01-05 |
| 4283511 | Method for producing modified polyphenylene oxides | Takashi Maruyama | 1981-08-11 |