Maeda; Yorishige
Patent Applications and Registrations
Patent applications and USPTO patent grants for Maeda; Yorishige.The latest application filed is for "steel having good wear resistance".
- Maeda; Yorishige - Toyota JP
| Patent | Date |
|---|---|
| Steel having good wear resistance Grant 4,985,092 - Kaede , et al. January 15, 1 | 1991-01-15 |
| Steel having good wear resistance Grant 4,966,751 - Kaede , et al. October 30, 1 | 1990-10-30 |
| Aluminum alloy piston and piston-ring assembly treated to suppress agglutination of the piston alloy to a piston-ring Grant 4,899,702 - Sasaki , et al. February 13, 1 | 1990-02-13 |
| Light metal alloy piston Grant 4,730,548 - Maeda , et al. March 15, 1 | 1988-03-15 |
| Light metal alloy piston Grant 4,669,367 - Tanaka , et al. June 2, 1 | 1987-06-02 |
| Oil-ring including two rail rings and an expander-spacer ring which bites into the rail ring Grant 4,548,416 - Maeda October 22, 1 | 1985-10-22 |
| Bearing structure for a cam shaft in internal combustion engines Grant 4,199,202 - Maeda April 22, 1 | 1980-04-22 |
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