Issued Patents All Time
Showing 1–19 of 19 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12043794 | Oil and gas field corrosion inhibitor compositions | Fei Meng, Yongchun Tang | 2024-07-23 |
| 11542427 | Corrosion inhibitor compositions and methods of use in acid stimulation operations | Fei Meng, Yongchun Tang, Lucino González Rameño | 2023-01-03 |
| 8822735 | Process for the preparation of polyglyceryl ether derivatives | Takafumi Nishi, Akira Saito, Yuichiro Seki, Goushi Yamamoto | 2014-09-02 |
| 7888517 | Process for production of glycidol | Munehisa Okutsu | 2011-02-15 |
| 7868192 | Process for producing glycidol | Yuichiro Seki, Tomoaki Sasa, Hiroki TAKEUCHI, Masanori Namba | 2011-01-11 |
| 7141538 | Liquid detergent composition | Toshiharu Noguchi, Junya Hanai, Kazunori Tsukuda | 2006-11-28 |
| 7098181 | Liquid detergent composition | Takumi Inoue, Kazunori Tsukuda | 2006-08-29 |
| 6437196 | Process for producing glyceryl ether | Tetsuya Miyajima | 2002-08-20 |
| 6372923 | Process for preparing alcohol derivatives | Munehisa Okutsu, Tomohito Kitsuki | 2002-04-16 |
| 6232283 | Liquid detergent composition | Takumi Inoue, Kazunori Tsukuda, Noriyuki Morii | 2001-05-15 |
| 6011071 | Ether compound and process for producing the same | Yasuyuki Fujii, Hisakazu Furugaki, Katsumi Kita, Hideharu Morimoto, Yasushi Kajihara | 2000-01-04 |
| 5929283 | Amine derivative and detergent composition containing the same | Tomohito Kitsuki, Katsumi Kita, Yoshiaki Fujikura, Akiko Okutsu | 1999-07-27 |
| 5914430 | Process for producing ether compound | Yasuyuki Fujii, Hisakazu Furugaki, Katsumi Kita, Eiko Tamura, Hiromasa Matsumoto | 1999-06-22 |
| 5885955 | Amides, method for preparing the amides, and detergent compositions containing the amides | Tetsuya Miyajima, Tomohito Kitsuki, Katsumi Kita | 1999-03-23 |
| 5801270 | Amine derivative and detergent composition containing the same | Tomohito Kitsuki, Katsumi Kita, Yoshiaki Fujikura, Akiko Okutsu | 1998-09-01 |
| 5756784 | Amides, method for preparing the amides, and detergent compositions containing the amides | Tetsuya Miyajima, Tomohito Kitsuki, Katsumi Kita | 1998-05-26 |
| 5723655 | Amine compound and detergent composition containing the same | Tomohito Kitsuki, Katsumi Kita | 1998-03-03 |
| 5714457 | 2-hydroxypropanediamine derivative and detergent composition containing the same | Tomohito Kitsuki, Katsumi Kita, Yoshiaki Fujikura, Akiko Nakano, Masaki Tosaka +3 more | 1998-02-03 |
| 5409705 | Phosphobetaine and detergent and cosmetic containing the same | Katsumi Kita, Hiroshi Kamitani, Yoshiaki Fujikura, Nobutaka Horinishi, Tomohito Kitsuki +2 more | 1995-04-25 |