Tsuyumoto; Michio
Patent Applications and Registrations
Patent applications and USPTO patent grants for Tsuyumoto; Michio.The latest application filed is for "porous films with chemical resistance".
- Tsuyumoto; Michio - Himeji JP
- Tsuyumoto; Michio - Himeji-shi JP
- Tsuyumoto; Michio - Hyogo JP
| Patent | Date |
|---|---|
| Porous films with chemical resistance Grant 7,829,186 - Yamato , et al. November 9, 2 | 2010-11-09 |
| Process for producing porous film and porous film Grant 7,820,281 - Tsuyumoto , et al. October 26, 2 | 2010-10-26 |
| Porous films with chemical resistance App 20070036959 - Yamato; Yo ; et al. | 2007-02-15 |
| Process for producing porous film and porous film App 20060121267 - Tsuyumoto; Michio ; et al. | 2006-06-08 |
| Polymer composite membrane Grant 4,871,461 - Karakane , et al. October 3, 1 | 1989-10-03 |
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