Issued Patents All Time
Showing 1–25 of 26 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7631723 | Loudspeaker diaphragm and method for manufacturing the same | Yushi Ono | 2009-12-15 |
| 7344001 | Speaker diaphragm and speaker structure | Hiroyasu Kumo | 2008-03-18 |
| 6591938 | Speaker diaphragm | Yushi Ono | 2003-07-15 |
| 6378649 | Speaker member and manufacturing method thereof | Yushi Ono, Takashi Onogi, Kazumasa Takemura, Hiroyasu Kumo | 2002-04-30 |
| 6153121 | Liquid-crystalline resin composition and precision moldings of the composition | Yoshiki Makabe, Norio Kitajima | 2000-11-28 |
| 6136892 | Flame retardant resin composition | Kouji Yamauchi, Hideo Matsuoka, Hideki Matsumoto | 2000-10-24 |
| 6075114 | Liquid-crystalline resin compositions and moldings | Hideyuki Umetsu, Yoshiki Makabe | 2000-06-13 |
| 5980777 | Liquid crystalline resin and molded product thereof | Hideyuki Umetsu, Yoshiki Makabe | 1999-11-09 |
| 5965639 | Flame retardant resin composition | Kouji Yamauchi, Hideo Matsuoka, Hideki Matsumoto | 1999-10-12 |
| 5830940 | Shaped article of liquid crystalline polymer | Kiyokazu Nakamura, Norio Kitajima | 1998-11-03 |
| 5804634 | Liquid crystalline resin compound and moldings thereof | Hideyuki Umetsu, Kiyokazu Nakamura, Miki Sakai, Toshio Kurematsu | 1998-09-08 |
| 5643988 | Shaped article of liquid crystalline polymer | Kiyokazu Nakamura, Norio Kitajima | 1997-07-01 |
| 5432225 | Thermotropic resin composition containing a graphite | Kiyokazu Nakamura, Noriaki Goto | 1995-07-11 |
| 5427712 | Liquid crystal polymer composition | Kiyokazu Nakamura, Noriaki Goto | 1995-06-27 |
| 5278278 | Aromatic polyesters having good heat resistance | Masaru Okamoto, Shiro Kataoka | 1994-01-11 |
| 5221705 | Flame-retardant thermotropic polyester composition and its shaped article | Yasunori Ichikawa, Masaru Okamoto, Norio Kitajima | 1993-06-22 |
| 5112913 | Polyester compositions and molded articles therefrom | Kenjiro Horiuchi, Kiichi Kometani | 1992-05-12 |
| 5085807 | Flame-retardant liquid crystal polyester composition, process for preparation thereof and injection-molded article composed thereof | Masaru Okamoto, Yasunori Ichikawa, Toru Yamanaka | 1992-02-04 |
| 4906724 | High modulus polyester from 4,4'-diphenyldicarboxylic acid | Toru Yamanaka, Noriaki Goto | 1990-03-06 |
| 4869967 | Multi-layer molded article and process for producing same | Masaru Okamoto, Toru Yamanaka | 1989-09-26 |
| 4664983 | Polyester composition, the moldings of the composition and the process for manufacturing of the moldings | Kiyokazu Nakamura, Kiichi Kometani | 1987-05-12 |
| 4663422 | Aromatic polyesters and their shaped articles | Toshimasa Hirai, Masaru Okamoto | 1987-05-05 |
| 4605727 | High modulus polyester | Toshimasa Hirai, Masaru Okamoto | 1986-08-12 |
| 4539260 | Magnetic recording material | Koichi Abe, Kenichi Kawakami, Toshiya Yoshii | 1985-09-03 |
| 4531009 | Process for preparing .alpha.,.omega.-bis(2-chlorophenoxy)alkane-4,4'-dicarboxylic acid or its lower alkyl ester | Hideo Komatsu | 1985-07-23 |