Issued Patents All Time
Showing 1–14 of 14 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8633254 | Preparation of gels derived from carboxymethyl cellulose alkali metal salt | Machiko Takigami, Haruyo Amada, Naotsugu Nagasawa, Toshiaki Yagi, Masao Tamada +2 more | 2014-01-21 |
| 7307157 | Process for producing chitin derivatives and/or chitosan derivatives having a crosslinked structure | Naotsugu Nagasawa, Tamikazu Kume, Hiroshi Mitomo | 2007-12-11 |
| 7208593 | Self-cross-linked alkyl cellulose | Tamikazu Kume, Tadashi Murakami | 2007-04-24 |
| 6875862 | Self-cross-linked alkyl cellulose and processes for producing the same | Tamikazu Kume, Tadashi Murakami | 2005-04-05 |
| 6617448 | Process for producing grosslinked starch derivatives and crosslinked starch derivatives produced by the same | Tamikazu Kume | 2003-09-09 |
| 6117815 | Plant growth promoter | Keizo Makuuchi, Naotsugu Nagasawa, Tamikazu Kume, Quoc Hien Nguyen | 2000-09-12 |
| 6090328 | Method of shaping from a mixture of prevulcanized natural rubber latex and water-soluble polymer and the resulting shaped article | Keizo Makuuchi, Varghese Siby, Yosuke Katsumura | 2000-07-18 |
| 5977203 | Process for producing crosslinked polycaprolactone | Keizo Makuuchi, Shin Hasegawa, Hiroshi Mitomo, Darmawan Darwis | 1999-11-02 |
| 5846214 | PVA hydrogel, hydrogel laminate using the same and hydrogel wound-dressing material using the same | Keizo Makuuchi, Yasuaki Kitazaki, Kotohiko Shinozaki, Kazuki Isobe, Yuko Nishisako | 1998-12-08 |
| 5725715 | Squeezable tubular container and process for the production thereof | Keizo Makuuchi, Yasuo Futami, Masanobu Ishiyama, Gen Miyamoto, Hideo Kushida +5 more | 1998-03-10 |
| 5565160 | Squeezable tubular container and process for the production thereof | Keizo Makuuchi, Yasuo Futami, Masanobu Ishiyama, Gen Miyamoto, Hideo Kushida +5 more | 1996-10-15 |
| 5560886 | Process for producing a modified polypropylene and a molded product | Jun Saito, Shingo Kikukawa, Keizo Makuuchi | 1996-10-01 |
| 5260005 | Process for forming container of acrylonitrile polymers by biaxial-orientation blow-molding preform | Isao Ishigaki, Keizo Makuuchi, Hideo Kushida, Hiroshi Iida, Toyokazu Owada | 1993-11-09 |
| 5211959 | Processes for producing slow-release powders | Keizo Makuuchi, Isao Ishigaki | 1993-05-18 |