Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6252316 | Coil apparatus for a linear-motor railway system | — | 2001-06-26 |
| 5361707 | Multiple feeder system of feeder sections for feeding ground coils of superconductive magnetically levitated railway | Hisamitsu Shibakawa | 1994-11-08 |
| 5293824 | Ground coil for magnetically levitated railway | Hisamitsu Shibakawa | 1994-03-15 |
| 5189961 | Superconductive magnetically levitated railway, and power-feed system therefor | — | 1993-03-02 |
| 4913059 | Levitation, propulsion and guidance mechanism for inductive repulsion-type magnetically levitated railway | Hiroshi Nakashima, Shunsuke Fujiwara | 1990-04-03 |
| 4779538 | Levitation-propulsion mechanism for inductive repulsion type magnetically levitated railway | Shunsuke Fujiwara | 1988-10-25 |