Issued Patents All Time
Showing 1–23 of 23 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6360589 | Liquid chromatography and column packing material | Taketoshi Kanda, Aya Ohkubo, Yutaka Ohtsu | 2002-03-26 |
| 6323246 | Complex and emulsified composition | Yasunari Nakama, Kiyoshi Miyazawa, Takayuki Ohmura | 2001-11-27 |
| 6316647 | Cation-exchanged clay mineral, packing material for chromatography using the same and method of producing the same | Yutaka Ohtsu, Isao Tanaka, Yasuhiko Kadota | 2001-11-13 |
| 6231873 | Cosmetic containing fine soft microcapsules | Akira Noda, Masanori Aizawa, Yoshimaru Kumano | 2001-05-15 |
| 6150425 | O/W/O type multiphase emulsion | Tomoko Sekine, Fumiaki Matsuzaki, Toshio Yanaki | 2000-11-21 |
| 6063283 | Method for analyzing a sample by using a liquid chromatograph | Osamu Shirota, Ayako Suzuki, Yutaka Ohtsu, Hisao Tsuruta | 2000-05-16 |
| 5985177 | O/W/O type multiple emulsion and method of preparing the same | Katsunori Yoshida, Toshio Yanaki, Hiroko Watanabe, Takafumi Kurosawa, Kenzo Ito | 1999-11-16 |
| 5866040 | Complex and emulsified composition | Yasunari Nakama, Kiyoshi Miyazawa, Takayuki Ohmura | 1999-02-02 |
| 5849834 | W/O type emulsified composition and cosmetic | Fumiaki Matsuzaki, Toshio Yanaki | 1998-12-15 |
| 5817155 | Emulsion for hair treatment | Masaaki Yasuda, Yasuhiro Arai, Fumiaki Matsuzaki, Toshio Yanaki, Hideo Nakajima +1 more | 1998-10-06 |
| 5785961 | Mixing-at the time of use-type hair-treating composition | Yasunari Nakama, Yoko Takeshita, Yasuhiro Arai, Masa'aki Yasuda | 1998-07-28 |
| 5738783 | Liquid chromatograph having a micro- and semi-micro column | Osamu Shirota, Taketoshi Kanda, Ayako Suzuki, Yutaka Ohtsu, Hisao Tsuruta +1 more | 1998-04-14 |
| 5679657 | Low molecular weight acetylhyaluronate, skin-softening composition, method of manufacturing the same, and method of purifying the same | Takashi Oka, Toshio Yanaki | 1997-10-21 |
| 5560965 | Dry flower and process for production of same | Hiroshi Fukui, Naoto Okamoto, Yasushi Nishimura | 1996-10-01 |
| 5538728 | Hydrophilic polymer-silicate mineral complex material and use thereof | Toshio Yanaki, Tadahito Takahashi, Yoko Nagasawa | 1996-07-23 |
| 5532305 | Controlled release preparation for bioactive substances | Fumiaki Matsuzaki, Toshio Yanaki | 1996-07-02 |
| 5219847 | Antipruritic composition | Shigeru Taguchi, Takashi Suzuki, Chikao Nishino, Yoshimori Fujinuma, Chuji Yanagawa +7 more | 1993-06-15 |
| 5203991 | Packing material for liquid chromatography | Hiroshi Kutsuna, Yoshihiro Shiojima, Tsuneo Suhara, Hiroshi Fukui, Yutaka Ohtsu | 1993-04-20 |
| 5165915 | Spherical clay mineral powder, process for production thereof and composition containing the same | Kazuo Tokubo, Jyunko Suzuki, Toshio Yoshioka, Fujihiro Kanda, Minoru Fukuda +3 more | 1992-11-24 |
| 5162377 | Transparent composition | Hiroyuki Kakoki, Shoji Nishiyama, Yoshimaru Kumano | 1992-11-10 |
| 5145578 | Packing material for liquid chromatography | Kazo Tokubo, Yutaka Ohtsu, Kiyoshi Nakamura, Satoshi Matsumoto, Akihiko Yamagishi | 1992-09-08 |
| 5089269 | Cosmetic containing fine soft microcapsules | Akira Noda, Masanori Aizawa, Yoshimaru Kumano | 1992-02-18 |
| 5015469 | Water-in-oil emulsion type cosmetics | Toshio Yoneyama, Shinji Tobe, Tomiyuki Nanba, Masaaki Ishiwatari, Hidekazu Toyoda +4 more | 1991-05-14 |