Issued Patents All Time
Showing 1–18 of 18 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| RE38411 | Washing method and clothes detergent composition | Shu Yamaguchi, Noriaki Ushio, Akiko Ishikura, Katsuhiko Kasai, Hiroyuki Yamashita | 2004-02-03 |
| 6521585 | Method for producing crystalline alkali metal silicate granules and granular high density detergent | Hiroyuki Yamashita, Shu Yamaguchi, Teruo Kubota, Katsuhiko Kasai, Shigeru Tamura | 2003-02-18 |
| 6284722 | High-density granulated detergent composition for clothes | Shu Yamaguchi, Hitoshi Tanimoto, Hiroyuki Yamashita | 2001-09-04 |
| 6214787 | Granular detergent composition for clothing | Shu Yamaguchi, Shigeru Tamura, Futoshi Teranishi, Noriaki Ushio, Hiroyuki Yamashita | 2001-04-10 |
| 6211141 | High-density powdered detergent composition | Shu Yamaguchi, Hiromitsu Hayashi, Masaaki Yamamura, Noboru Moriyama | 2001-04-03 |
| 6174852 | High-density powdered detergent composition | Hiromitsu Hayashi, Toshiharu Noguchi, Masaaki Yamamura, Noboru Moriyama | 2001-01-16 |
| 6172030 | Detergent composition | Yasunao Wada, Miyuki Kasai, Shitsuw Shikata, Atsushi Suzumatsu, Kenzo Koike +3 more | 2001-01-09 |
| 6159919 | Bleaching detergent composition | Shu Yamaguchi, Nobuyosi Yamaguchi, Muneo Aoyagi, Noriaki Ushio, Shigeru Tamura | 2000-12-12 |
| 6114297 | Detergent composition for clothing | Shu Yamaguchi, Hitoshi Tanimoto | 2000-09-05 |
| 5980580 | Washing method and detergent compositions | Shu Yamaguchi, Katsuhiko Kasai, Yoko Yamaguchi, Shigeru Tamura, Hiroyuki Yamashita | 1999-11-09 |
| 5961662 | Washing method and clothes detergent composition | Shu Yamaguchi, Noriaki Ushio, Akiko Ishikura, Katsuhiko Kasai, Hiroyuki Yamashita | 1999-10-05 |
| 5618783 | Synthesized inorganic ion exchange material and detergent composition containing the same | Mikio Sakaguchi, Ichiro Sakamoto, Ryuichi Akagi, Shu Yamaguchi | 1997-04-08 |
| 5545349 | Bleaching composition | Jun Kurii, Noboru Nomura, Masami Itoh, Kozo Ohira, Akira Matsunaga +2 more | 1996-08-13 |
| 5427711 | Synthesized inorganic ion exchange material and detergent composition containing the same | Mikio Sakaguchi, Ichiro Sakamoto, Mutsumi Kuroda, Motomitsu Hasumi, Yuichi Sakamoto +2 more | 1995-06-27 |
| 5013485 | Liquid detergent composition containing terpene and calcium or magnesium salts | Kazunori Tsukuda, Masakazu Toda, Masami Saito | 1991-05-07 |
| 4842760 | Soft finishing agent | Kazuo Shimizu, Junichi Inokoshi, Moriyasu Murata | 1989-06-27 |
| 4795573 | Fabric softener of mixed quaternary ammonium salts: combination of linear alkyl and methyl-branched alkyl quaternary ammonium salts | Junichi Inokoshi | 1989-01-03 |
| 4238057 | Sizing composition of spraying type | Kinjiro Matsunaga, Yunosuke Nakagawa | 1980-12-09 |