Hagiwara; Hisao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Hagiwara; Hisao.The latest application filed is for "exhaust heat exchanger with catalyst".
- Hagiwara; Hisao - Tokyo JP
- Hagiwara; Hisao - Hyogo JP
- Hagiwara; Hisao - Amagasaki JP
| Patent | Date |
|---|---|
| Exhaust heat exchanger with catalyst Grant 6,730,274 - Ideguchi , et al. May 4, 2 | 2004-05-04 |
| Camptothecin derivatives Grant RE32,518 - Miyasaka , et al. October 13, 1 | 1987-10-13 |
| Anti-amnestic agent Grant 4,687,778 - Tsuru , et al. August 18, 1 | 1987-08-18 |
| Camptothecin derivatives Grant 4,399,282 - Miyasaka , et al. August 16, 1 | 1983-08-16 |
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