Watanabe; Seizaburo
Patent Applications and Registrations
Patent applications and USPTO patent grants for Watanabe; Seizaburo.The latest application filed is for "expanded thermoplastic synthetic resin and composition therefor".
- Watanabe; Seizaburo - Suzuka JP
- Watanabe; Seizaburo - Tokyo JA
| Patent | Date |
|---|---|
| Expanded thermoplastic synthetic resin and composition therefor Grant 4,343,913 - Watanabe , et al. * August 10, 1 | 1982-08-10 |
| Polyolefin resin foam and process for continuously manufacturing the same Grant 4,275,168 - Watanabe , et al. June 23, 1 | 1981-06-23 |
| Expanded olefin polymer Grant 4,214,054 - Watanabe , et al. July 22, 1 | 1980-07-22 |
| Foamed thermoplastic resin comprising a mixture of ionomer and polyolefin Grant 4,102,829 - Watanabe , et al. July 25, 1 | 1978-07-25 |
| Method For Eliminating Nitrogen Oxides And Catalyst Composition For Use In Practicing Said Method Grant 3,857,921 - Tamura , et al. December 31, 1 | 1974-12-31 |
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