Sekiguchi; Shizuo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sekiguchi; Shizuo.The latest application filed is for "oral or detergent composition comprising a nonionic surface active agent".
- Sekiguchi; Shizuo - Funabashi JP
| Patent | Date |
|---|---|
| Oral or detergent composition comprising a nonionic surface active agent Grant 5,190,747 - Sekiguchi , et al. March 2, 1 | 1993-03-02 |
| Emulsified composition Grant 5,154,855 - Sekiguchi , et al. October 13, 1 | 1992-10-13 |
| Nonionic surface active agent Grant 5,109,127 - Sekiguchi , et al. April 28, 1 | 1992-04-28 |
| Process for the preparation of saturated/unsaturated mixed fatty acid ester sulfonates Grant 4,816,188 - Kitano , et al. March 28, 1 | 1989-03-28 |
| Process for producing sulfonate of unsaturated fatty acid ester Grant 4,545,939 - Sekiguchi , et al. October 8, 1 | 1985-10-08 |
| Process for producing high concentration solution of salt of alpha-sulfo fatty acid ester Grant 4,404,143 - Sekiguchi , et al. September 13, 1 | 1983-09-13 |
| Process for the production of internal olefin sulfonate Grant 4,248,793 - Sekiguchi , et al. February 3, 1 | 1981-02-03 |
| Method for preparation of internal olefin sulfonate Grant 4,183,867 - Sekiguchi , et al. January 15, 1 | 1980-01-15 |
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