Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11969779 | Mandrel, bent tube, and method and apparatus for producing bent tube | Shohei Tamura | 2024-04-30 |
| 11590547 | Method of manufacturing variable wall thickness steel pipe and variable wall thickness steel pipe | Masaaki Mizumura, Keinosuke Iguchi | 2023-02-28 |
| 11278947 | Mandrel, bent tube, and method and apparatus for producing bent tube | Shohei Tamura | 2022-03-22 |
| 10166597 | Camshaft-manufacturing method and gear shaft-manufacturing method | Masaaki Mizumura, Atsushi Tomizawa | 2019-01-01 |
| 5821926 | Method of generating an operating button for computer processing, method of retrieving data with the operating button and method of displaying the operating button | — | 1998-10-13 |