Issued Patents All Time
Showing 1–25 of 34 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE34885 | Liquid crystal polyimide alignment free of scattering domains | Hisao Yokokura, Tadao Nakata, Susumu Era, Yasuo Hanawa, Kishiro Iwasaki +5 more | 1995-03-28 |
| 5223342 | Magnetic recording medium having a lubricating layer comprising a binder and specified perfluoro polyoxyalkyl lubricant | Mitsuyoshi Shoji, Yutaka Ito, Fumio Nakano | 1993-06-29 |
| 5223594 | Flame-retardant resin composition containing a bromostyrene prepolymer | Akira Nagai, Junichi Katagiri, Masahiro Ono, Masao Suzuki, Akio Takahashi | 1993-06-29 |
| 5212244 | Thermosetting resin composition, and prepreg and laminated sheet which use the same | Katuo Sugawara, Akio Takahashi, Junichi Katagiri, Akira Nagai, Masahiro Ono | 1993-05-18 |
| 5166283 | Polymer having dihydropyridine rings or dihydrotriazine rings, process for producing the same, and applications thereof | Akio Nishikawa, Tohru Koyama, Hideki Asano | 1992-11-24 |
| 5128435 | Magnetic recording medium based on epoxy resins modified by isocyanates with poly(perfluoroether) backbones | Mitsuyoshi Shoji, Takayuki Nakakawaji, Yutaka Ito, Shigeki Komatsuzaki | 1992-07-07 |
| 5080965 | Prepreg from poly(p-hydroxystyrene), epoxy-modified polybutadiene and maleimide | Katuo Sugawara, Akio Takahashi, Junichi Katagiri, Akira Nagai, Masahiro Ono | 1992-01-14 |
| 5071715 | Magnetic recording medium with a lubricant layer containing a perfluoro polyoxyalkyl compound | Mitsuyoshi Shoji, Yutaka Ito, Fumio Nakano | 1991-12-10 |
| 5041478 | Resin composition for printed circuit board | Katuo Sugawara, Akio Takahashi, Masahiro Ono | 1991-08-20 |
| 5028513 | Process for producing printed circuit board | Kanji Murakami, Mineo Kawamoto, Akio Tadokoro, Haruo Akahoshi, Ritsuji Toba +3 more | 1991-07-02 |
| 5021296 | Circuit board and process for producing the same | Yoshihiro Suzuki, Toshinari Takada, Masahiro Suzuki, Haruo Akahoshi, Akira Nagai +4 more | 1991-06-04 |
| 4978596 | Electrophotographic toner comprising lactone-modified epoxy resin | Ryuichi Shimizu, Tsuneaki Kawanishi, Shigeo Suzuki, Shigeo Hosaka, Yasuki Mori | 1990-12-18 |
| 4946734 | Resin composition for printed circuit board and such board formed by use thereof | Katuo Sugawara, Akio Takahashi, Masahiro Ono | 1990-08-07 |
| 4933228 | Thermosetting resin and prepreg and laminate using the same | Junichi Katagiri, Akira Nagai, Keiko Tawara, Akio Takahashi, Motoyo Wajima +1 more | 1990-06-12 |
| 4931507 | Composition comprising poly(p-hydroxystrene) derivative, epoxy-modified polybutadiene and aromatic maleimide | Katuo Sugawara, Akio Takahashi, Junichi Katagiri, Akira Nagai, Masahiro Ono | 1990-06-05 |
| 4900807 | Polymer from nitrile terminated compounds having Schiff bonds and process for preparing the same | Akio Nishikawa, Toru Koyama, Hideki Asano | 1990-02-13 |
| 4886858 | Thermosetting resin and prepreg and laminate using the same | Junichi Katagiri, Akira Nagai, Keiko Tawara, Akio Takahashi, Motoyo Wajima +1 more | 1989-12-12 |
| 4828924 | Magnetic recording medium | Mitsutoshi Shoji, Koo Honjoo, Yoshiharu Honma, Fumio Nakano | 1989-05-09 |
| 4784917 | Thermosetting resin composition and laminate and process for the production thereof | Keiko Tawara, Akira Nagai, Akio Takahashi, Katuo Sugawara, Masahiro Ono +2 more | 1988-11-15 |
| 4781439 | Liquid crystal polyimide alignment free of scattering domains | Hisao Yokokura, Tadao Nakata, Susumu Era, Yasuo Hanawa, Kishiro Iwasaki +5 more | 1988-11-01 |
| 4738900 | Thermo-setting, polymerizable composition and wiring board | Masahiro Ono, Akio Takahashi, Katuo Sugawara, Ritsuro Tada, Akira Nagai +1 more | 1988-04-19 |
| 4690858 | Thermal transfer sheet | Hiroyuki Oka, Shinichi Akasaka, Shuichi Ohara, Shintaroo Hattori, Yasuki Mori +1 more | 1987-09-01 |
| 4661417 | Composite of metal and resin having electrolytically reduced metal layer and process for producing the same | Yoshihiro Suzuki, Nobuhiro Satoh, Motoyo Wajima, Takeshi Shimazaki | 1987-04-28 |
| 4612127 | Lubricant for metal forming and process for metal forming | Takao Uematsu, Shigeki Komatsuzaki, Tomoe Takamura, Fumio Nakano | 1986-09-16 |
| 4607094 | Thermosetting resin composition from aromatic cyanamide | Katuo Sugawara, Akio Takahashi, Masahiro Ono, Ritsuro Tada, Motoyo Wajima +1 more | 1986-08-19 |