Issued Patents All Time
Showing 1–22 of 22 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7329386 | Column packing material and method for producing the same | Atsushi Kobayashi, Kazuko Takezawa, Hideki Takasaki, Taketoshi Kanda, Isao Tanaka +1 more | 2008-02-12 |
| 6482867 | Polymer packing material for liquid chromatography and a producing method thereof | Tomohiko Kimura, Masashi Teramachi, Ken Hosoya | 2002-11-19 |
| 6360589 | Liquid chromatography and column packing material | Taketoshi Kanda, Aya Ohkubo, Michihiro Yamaguchi | 2002-03-26 |
| 6316647 | Cation-exchanged clay mineral, packing material for chromatography using the same and method of producing the same | Isao Tanaka, Yasuhiko Kadota, Michihiro Yamaguchi | 2001-11-13 |
| 6063283 | Method for analyzing a sample by using a liquid chromatograph | Osamu Shirota, Ayako Suzuki, Michihiro Yamaguchi, Hisao Tsuruta | 2000-05-16 |
| 5990182 | Polymer packing material for liquid chromatography and a producing method thereof | Ken Hosoya, Osamu Shirota, Tomohiko Kimura | 1999-11-23 |
| 5738783 | Liquid chromatograph having a micro- and semi-micro column | Osamu Shirota, Taketoshi Kanda, Ayako Suzuki, Michihiro Yamaguchi, Hisao Tsuruta +1 more | 1998-04-14 |
| 5672422 | Packing material for column and process for production thereof | Taketoshi Kanda, Atsuo Sakamoto, Michio Yokouchi | 1997-09-30 |
| 5318848 | Modified silica gel in chromatography packing material | Kenji Itoh, Hideo Nagashima, Kiyokatsu Jinno | 1994-06-07 |
| 5203991 | Packing material for liquid chromatography | Hiroshi Kutsuna, Yoshihiro Shiojima, Tsuneo Suhara, Hiroshi Fukui, Michihiro Yamaguchi | 1993-04-20 |
| 5145578 | Packing material for liquid chromatography | Kazo Tokubo, Michihiro Yamaguchi, Kiyoshi Nakamura, Satoshi Matsumoto, Akihiko Yamagishi | 1992-09-08 |
| 5135649 | Column packing material with both hydrophobic and hydrophilic groups and process for production thereof | Taketoshi Kanda, Atsuo Sakamoto, Tadao Ohta | 1992-08-04 |
| 4882225 | Modified powder or particulate material | Hiroshi Fukui, Ryujiro Namba, Tsutomu Saito, Asa Kimura, Motokiyo Nakano +11 more | 1989-11-21 |
| 4818614 | Modified powder | Hiroshi Fukui, Ryujiro Namba, Tsutomu Saito, Asa Kimura, Motokiyo Nakano +11 more | 1989-04-04 |
| 4801445 | Cosmetic compositions containing modified powder or particulate material | Hiroshi Fukui, Ryujiro Namba, Tsutomu Saito, Asa Kimura, Motokiyo Nakano +11 more | 1989-01-31 |
| D297536 | Pocket sized television | — | 1988-09-06 |
| 4743377 | Packing material for liquid chromatography | Hiroshi Fukui, Motokiyo Nakano, Okitsugu Nakata, Taketoshi Kanda, Isao Tanaka +2 more | 1988-05-10 |
| D290010 | Micro floppy disk drive | — | 1987-05-26 |
| D288321 | Portable television set | — | 1987-02-17 |
| D285443 | Portable television set | — | 1986-09-02 |
| D284473 | Portable television set | — | 1986-07-01 |
| D281244 | Portable television set | — | 1985-11-05 |