Sugiura; Hideto
Patent Applications and Registrations
Patent applications and USPTO patent grants for Sugiura; Hideto.The latest application filed is for "production method of n-vinyl-2-pyrrolidone".
- Sugiura; Hideto - Kawasaki N/A JP
- Sugiura; Hideto - Niiza JP
- SUGIURA; Hideto - Kawasaki-shi JP
- SUGIURA; Hideto - Niiza-shi JP
- Sugiura; Hideto - Kanagawa JP
- Sugiura; Hideto - Kanagawa-ken JP
| Patent | Date |
|---|---|
| Production method of N-vinyl-2-pyrrolidone Grant 9,096,516 - Sugiura , et al. August 4, 2 | 2015-08-04 |
| DC power source apparatus Grant 8,248,824 - Utsuno , et al. August 21, 2 | 2012-08-21 |
| Production Method Of N-vinyl-2-pyrrolidone App 20110218344 - SUGIURA; Hideto ; et al. | 2011-09-08 |
| Dc Power Source Apparatus App 20090316439 - UTSUNO; Mizuki ; et al. | 2009-12-24 |
| Production Method of N-Vinyl-2-Pyrrolidone App 20090088579 - Sugiura; Hideto ; et al. | 2009-04-02 |
| Process for rectifying n-vinyl-2-pyrrolidone App 20060281928 - Sugiura; Hideto ; et al. | 2006-12-14 |
| Method of purifying N-(2-hydroxyethy)-2-pyrrolidone Grant 6,726,811 - Ugamura , et al. April 27, 2 | 2004-04-27 |
| Method of purifying N-(2-hydroxyethy)-2- pyrrolidone App 20020139657 - Ugamura, Shukichi ; et al. | 2002-10-03 |
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