Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5481450 | Switching power supply system for primary and secondary loads with less switching loss | Myung-Jun Lee | 1996-01-02 |
| 5145505 | High toughness cermet and process for preparing the same | Takeshi Saito, Kozo Kitamura | 1992-09-08 |
| 4990410 | Coated surface refined sintered alloy | Takeshi Saitoh, Tuyoshi Saito, Hisashi Suzuki, Keiichi Kobori | 1991-02-05 |
| 4985070 | High strength nitrogen-containing cermet and process for preparation thereof | Kozo Kitamura, Takeshi Saitoh, Keiichi Kobori | 1991-01-15 |
| 4963321 | Surface refined sintered alloy and process for producing the same and coated surface refined sintered alloy comprising rigid film coated on the alloy | Takeshi Saitoh, Tuyoshi Saito, Hisashi Suzuki, Keiichi Kobori | 1990-10-16 |
| 4830930 | Surface-refined sintered alloy body and method for making the same | Yasuro Taniguchi, Ko Sasaki, Keiichi Kobori | 1989-05-16 |