Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11534872 | Mixed composition coating material for brazing | Masaya Katsumata | 2022-12-27 |
| 10386134 | Heat transfer tube and method for producing same | Hiroki Furumura | 2019-08-20 |
| 9857128 | Heat transfer tube and method for producing same | Hiroki Furumura | 2018-01-02 |
| 9328977 | Aluminum alloy heat exchanger | Michihide Yoshino | 2016-05-03 |
| 9283633 | Heat exchanger tube precursor and method of producing the same | Masaya Katsumata | 2016-03-15 |
| 8945721 | Aluminum alloy heat exchanger | Michihide Yoshino | 2015-02-03 |
| 8640766 | Heat exchanger tube | Masaya Katsumata | 2014-02-04 |
| 7588073 | Aluminum alloy-based extruded multi-path flat tubes for the heat exchanger and method of manufacture thereof | Masaya Katsumata, Masami Asano | 2009-09-15 |
| 6708869 | Method for production of heat exchanger | Akira Watanabe, Ken Tohma | 2004-03-23 |
| 6113667 | Brazing aluminum alloy powder composition and brazing method using such powder composition | Hiroto Momosaki, Ken Tohma | 2000-09-05 |