Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5565129 | Polycarbonates, uses thereof, processes for preparing and purifying same | Masahide Tanaka, Tadaaki Fujimoto, Tetsuo Hayashi, Takashi Hayashi | 1996-10-15 |
| 5476602 | Polycarbonates, uses thereof, processes for preparing and purifying same | Masahide Tanaka, Tadaaki Fujimoto, Tetsuo Hayashi, Takashi Hayashi | 1995-12-19 |
| 5384056 | Polycarbonate and use thereof | Masahide Tanaka, Tadaaki Fujimoto | 1995-01-24 |
| 5326486 | Lubricating oil composition | Kinya Mizui, Kazuyuki Watanabe, Hidenori Kaya, Takashi Hayashi, Kenji Shimamoto +1 more | 1994-07-05 |
| 5294356 | Polycarbonates, uses thereof, processes for preparing and purifying same | Masahide Tanaka, Yoshihisa Kiso, Tetsuo Hayashi, Kenji Shimamoto, Kinya Mizui +2 more | 1994-03-15 |
| 5254766 | Process for producing alkyl-substituted aromatic hydrocarbon using heteropolyacid salts | Terunori Fujita, Hiroyasu Ohno, Masayasu Ishibashi, Hideo Oikawa | 1993-10-19 |
| 5191131 | Process for preparation of lower aliphatic hydrocarbons | Toshihiro Murashige, Yukimasa Shigemura, Hiroshi Takaki, Akihiko Okano | 1993-03-02 |
| 4891465 | Process for producting alkyl group-substituted aromatic hydrocarbons | Katsuo Taniguchi, Michio Tanaka, Naoya Sakamoto, Toshihiro Takai, Yoshito Kurano +1 more | 1990-01-02 |
| 4351958 | Process for producing orthoalkylated aromatic amine | Katsuo Taniguchi | 1982-09-28 |
| 4349419 | Process for separation of alkyl phenols by azeotropic distillation | Katsuo Taniguchi, Tadaaki Fujimoto | 1982-09-14 |
| 4329517 | Process for production of mono- or di-ortho-methyl-substituted phenols by catalytic methylation and catalyst therefor | Katsuo Taniguchi, Yoshiaki An-Nen | 1982-05-11 |
| 4198535 | Process for producing linear unsaturated dimers of .alpha.-alkyl styrenes | Hiroshi Hasui | 1980-04-15 |