Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5425891 | Detergent composition containing an antifoaming mixture of a soap and a glycerine oxide adduct | Enrique Pujol, Francisco Pujadas, Antoni Prat | 1995-06-20 |
| 5403509 | Detergent composition comprising a mono-, di- and tri-ester mixture and method of manufacturing same | Enrique Pujol, Francisco Pujadas, Antonio Prat | 1995-04-04 |
| 5266730 | Process for preparing N-substituted amine | Hiroshi Abe, Jun-ichi Aikawa, Kohshiro Sotoya | 1993-11-30 |
| 5023003 | Softener composition containing cis- and trans- isomers of ethylenically unsaturated quaternary ammonium salts | Masaaki Yamamura, Kohshiro Sotoya, Moriyasu Murata | 1991-06-11 |
| 4885112 | Surface active secondary amidoamino acid or salt compounds | Kohshiro Sotoya, Makoto Kubo, Masanobu Tanigaki, Masaji Yamanishi, Hajime Hirota | 1989-12-05 |
| 4846947 | Process for preparing an alkanolammonium salt or ammonium salt of surface active agents | Kohshiro Sotoya, Makoto Kubo, Masanobu Tanigaki, Masaji Yamanishi | 1989-07-11 |
| 4845002 | Toner for development of electrostatically charged image | Masao Niki, Shinichiro Yasuda, Yukinaga Yokota | 1989-07-04 |
| 4792622 | Process for preparation of secondary amine | Yukinaga Yokota, Yuzi Sawamoto, Hideki Taniguchi | 1988-12-20 |
| 4757144 | Preparing tertiary amine from formaldehyde and primary and/or secondary amine | Yukinaga Yokota, Kazuhito Matsutani, Tatuhiro Imanaka | 1988-07-12 |
| 4709045 | Process for producing 1,2-substituted imidazoline compounds | Makoto Kubo, Koshiro Sotoya | 1987-11-24 |
| 4705893 | Process for the preparation of amphoteric surfactants | Koshiro Sotoya, Makoto Kubo | 1987-11-10 |
| 4625063 | Production of tertiary amine | Yukinaga Yokota, Yuji Sawamoto, Hideki Taniguchi | 1986-11-25 |