Issued Patents All Time
Showing 1–25 of 31 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4680058 | White ink composition for ink-jet printing | Ryuichi Shimizu, Yasuki Mori, Tsuneaki Kawanishi, Osamu Isoo, Tooru Hosoda | 1987-07-14 |
| 4619879 | Composite type photosensitive member having metal-free phthalocyanine in the charge generating layer and nonionic dye base in the charge transport layer | Atsushi Kakuta, Hiroyuki Oka, Shigeo Suzuki, Kotaro Araya, Yasuki Mori | 1986-10-28 |
| 4546168 | Thermosetting resin composition comprising (1) dicyanamide, (2) polyvalent imide and (3) polymerizable compound | Akio Takahashi, Takeshi Shimazaki, Motoyo Wajima | 1985-10-08 |
| 4526835 | Multi-layer printed circuit board and process for production thereof | Akio Takahashi, Takeshi Shimazaki, Motoyo Wajima | 1985-07-02 |
| 4507374 | Electrophotographic recording medium containing .tau. and .eta. metal-free phthalocyanine | Atsushi Kakuta, Hiroyuki Oka, Shigeo Suzuki, Kotaro Araya, Yasuki Mori +3 more | 1985-03-26 |
| 4495083 | Guest-host type liquid crystal composition and liquid crystal display device using the same | Shuji Imazeki, Akio Mukoh, Seiichi Imahori, Masaharu Kaneko, Hitoshi Ono | 1985-01-22 |
| 4486583 | Heat-resistant resin from aromatic cyanamide compound and aromatic amine compound | Akio Takahashi, Masahiro Ono, Ritsuro Tada, Motoyo Wajima | 1984-12-04 |
| 4482703 | Thermosetting resin composition comprising dicyanamide and polyvalent imide | Akio Takahashi, Takeshi Shimazaki, Motoyo Wajima | 1984-11-13 |
| 4457952 | Process for producing printed circuit boards | Mineo Kawamoto, Kanji Murakami, Yutaka Itoh, Youichi Matsuda, Motoyo Wajima +2 more | 1984-07-03 |
| 4435492 | Complex type electrophotographic plate and electrophotographic method using the same | Shigeo Suzuki, Atsushi Kakuta, Yasuki Mori | 1984-03-06 |
| 4435560 | Maleimide: aryloxy diamine resin composition and process for producing same | Akio Takahashi, Moloyo Wajima, Akio Nishikawa | 1984-03-06 |
| 4433042 | Electrophotographic developing method using magnetic toners | Tsuneaki Kawanishi, Akio Mukoh, Nobuyoshi Hoshi | 1984-02-21 |
| 4430404 | Electrophotographic photosensitive material having thin amorphous silicon protective layer | Akira Hosoya, Kunihiro Tamahashi, Shigeharu Onuma, Atsushi Kakuta, Yasuki Mori +1 more | 1984-02-07 |
| 4405703 | Electrophotographic plate having an age-hardened aluminum substrate and process for producing the same | Shigeharu Onuma, Kunihiro Tamahashi, Akira Hosoya, Atsushi Kakuta, Yasuki Mori | 1983-09-20 |
| 4400438 | Process for producing fire retardant and heat resistant copper-clad laminated board, and varnish therefor | Akio Takahashi, Yutaka Itoh, Takeshi Shimazaki, Motoyo Wajima, Yutaka Mizuno +2 more | 1983-08-23 |
| 4396251 | Pleochroic color display device | Akio Mukoh, Fumio Nakano, Hideaki Kawakami, Mikio Sato, Hidetoshi Abe +1 more | 1983-08-02 |
| 4393188 | Thermosetting prepolymer from polyfunctional maleimide and bis maleimide | Akio Takahashi, Motoyo Wajima, Ritsuro Tada, Yutaka Mizuno, Shunya Yokozawa +1 more | 1983-07-12 |
| 4381886 | Liquid crystal display element | Hisao Yokokura, Teruo Kitamura, Ren Ito, Fumio Nakano, Mikio Sato +1 more | 1983-05-03 |
| 4374191 | Dry reversal developer for electrostatic photography and electrostatic photographic method using the same | Akio Mukoh, Masayasu Anzai, Kazuyoshi Tokunaga, Yasuo Kikuchi | 1983-02-15 |
| 4352876 | Complex type electrophotographic plate and electrophotographic method using the same | Shigeo Suzuki, Atsushi Kakuta, Hiroyuki Oka, Yasuki Mori | 1982-10-05 |
| 4346157 | Complex type electrophotographic plate | Atsushi Kakuta, Shigeo Suzuki, Yasuki Mori | 1982-08-24 |
| 4346206 | Imide prepolymer from reaction of epoxy compound with bis-imide/diamine reaction mixture | Akio Takahashi, Yutaka Itoh, Takeshi Shimazaki, Motoyo Wajima, Yutaka Mizuno +2 more | 1982-08-24 |
| 4324455 | Liquid crystal composition | Seiichi Imahori, Masaharu Kaneko, Hitoshi Ono, Shuji Imazeki, Akio Mukoh | 1982-04-13 |
| 4296219 | Bismide-ether compounds, compositions thereof, and method of producing same | Akio Takahashi, Yutaka Itoh, Motoyo Wajima, Akio Nishikawa | 1981-10-20 |
| 4293592 | Method for production of printed circuits by electroless metal plating | Mineo Kawamoto, Kanzi Murakami | 1981-10-06 |