Issued Patents All Time
Showing 26–45 of 45 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5843351 | Highly permeable composite reverse osmosis membrane, method of producing the same | Hiroki Ito, Masatoshi Maeda, Kazuo Tanaka | 1998-12-01 |
| 5744039 | Composite semipermeable membrane and production method thereof | Hiroki Itoh, Katsumi Ishii | 1998-04-28 |
| 5733602 | Method for producing highly permeable composite reverse osmosis membrane | Hiroki Ito, Tomomi Ohara | 1998-03-31 |
| 5674398 | Composite reverse osmosis membrane | Kenichi Ikeda, Masatoshi Maeda | 1997-10-07 |
| 5614099 | Highly permeable composite reverse osmosis membrane, method of producing the same, and method of using the same | Hiroki Ito, Masatoshi Maeda, Kazuo Tanaka | 1997-03-25 |
| 5576057 | Method of producing high permeable composite reverse osmosis membrane | Kenichi Ikeda | 1996-11-19 |
| 5510527 | Acid chloride | Hisao Hachisuka, Katsuhide Kojima, Yutaka Nakazono, Yasuo Kihara, Masatoshi Maeda +2 more | 1996-04-23 |
| 5336409 | Composite reverse osmosis membrane and novel acid chloride | Hisao Hachisuka, Katsuhide Kojima, Yutaka Nakazono, Mitsuru Shimizu, Yasuo Kihara +3 more | 1994-08-09 |
| 4844987 | Polyamide molding material and hollow-molded body obtained therefrom | Takatoshi Kuratsuji, Tooru Matsubayashi, Kouichi Sakai | 1989-07-04 |
| 4772565 | Method of manufacturing solid-state image sensor | Takaaki Kamimura, Hidetoshi Nozaki | 1988-09-20 |
| 4746316 | Method for manufacturing a luminous tube for discharge lamp | Shigeru Sudo, Masaaki Yada, Hitoshi Imamura | 1988-05-24 |
| 4729927 | Polyester packaging material | Takatoshi Kuratsuji, Toshihiro Santa | 1988-03-08 |
| 4634635 | Black ornament | Yasuhisa Shiraishi, Takashi Fujita, Yoshiharu Ochi, Katsutarou Ichihara, Takashi Ishigami | 1987-01-06 |
| 4423303 | Apparatus for treating powdery materials utilizing microwave plasma | Katsutoshi Nishida | 1983-12-27 |
| 4420498 | Method of forming a decorative metallic nitride coating | Tsuyoshi Yasui, Yoshiharu Ochi, Masatoshi Nakagawa | 1983-12-13 |
| 4397885 | Method and apparatus for treating fluorescent substance | Yoshimi Akai, Akira Taya, Leo Mori, Kazuo Narita | 1983-08-09 |
| 4365587 | Apparatus for forming organic polymer thin films utilizing microwave induced plasmas | Yoshimi Akai | 1982-12-28 |
| 4366208 | Process for forming photoconductive organic film | Yoshimi Akai, Hideo Sanpei | 1982-12-28 |
| 4339326 | Surface processing apparatus utilizing microwave plasma | Tsuyoshi Yasui, Masahiko Yotuyanagi | 1982-07-13 |
| 4265730 | Surface treating apparatus utilizing plasma generated by microwave discharge | Yoshimi Akai | 1981-05-05 |