Yoshikiyo Tamai
22Patents
4h-index
35Co-inventors
63Inventor score
Filing activity: Mar 29, 1996 → Mar 19, 2021
Most-cited inventions
| Patent | Title | Area | Cited by | Status |
|---|---|---|---|---|
| US5871138A | Method and apparatus for continuous finishing hot-rolling a steel strip | Performing Operations; Transporting | 16 | Expired |
| US5720196A | Hot-rolling method of steel piece joint during continuous hot-rolling | Performing Operations; Transporting | 5 | Expired |
| US5957368A | Method of continuously hot rolling steel pieces | Performing Operations; Transporting | 4 | Expired |
| US9452792B2 | Vehicle collision energy absorbing member excellent in energy absorbing performance and manufacturing method therefor | Emerging Cross-Sectional Technologies | 4 | Active |
| US9009970B2 | Curvilineal closed structure parts and method for manufacturing the same | Emerging Cross-Sectional Technologies | 2 | Active |
| US10590974B2 | Lap fillet arc-welded joint | Performing Operations; Transporting | 2 | Active |
| US8511129B2 | Press forming method for metal sheet and frame part for automotive body manufactured thereby | Performing Operations; Transporting | 1 | Active |
| US10167530B2 | Method of manufacturing hot press formed part, and hot press formed part | Chemistry; Metallurgy | 1 | Active |
| US11975762B2 | Crashworthiness energy absorption parts for automotive | Performing Operations; Transporting | 1 | Active |
| US10486752B2 | Automobile frame component | Emerging Cross-Sectional Technologies | 0 | Active |
| US9914163B2 | Method of sheet forming | Performing Operations; Transporting | 0 | Active |
| US12054113B2 | Automotive crashworthiness energy absorption part and method for manufacturing the same | Performing Operations; Transporting | 0 | Active |
| US12358563B2 | Automotive crashworthiness energy absorptive part | Mechanical Engineering; Lighting; Heating | 0 | Active |
| US10161892B2 | Method of analyzing press forming | Physics | 0 | Active |
| US11993311B2 | Automotive crashworthiness energy absorptive part and method for manufacturing same | Performing Operations; Transporting | 0 | Active |
| US11293075B2 | Hot-press forming part and method of manufacturing same | Chemistry; Metallurgy | 0 | Active |
| US10626477B2 | Method for manufacturing hot press formed part and hot press formed part | Chemistry; Metallurgy | 0 | Active |
| US11235812B2 | Automotive frame part | Performing Operations; Transporting | 0 | Active |
| US11235645B2 | Stiffening structure and stiffening method for automotive door panel part | Performing Operations; Transporting | 0 | Active |
| US10933494B2 | Lap-fillet arc welding joint and joint structure for press forming parts | Emerging Cross-Sectional Technologies | 0 | Active |
| US10858718B2 | Steel sheet for hot press and method of manufacturing same, and hot-press forming part and method of manufacturing same | Chemistry; Metallurgy | 0 | Active |
| US10995385B2 | Hot pressed part and method of manufacturing same | Emerging Cross-Sectional Technologies | 0 | Active |
Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.