Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10672543 | Ferrite powder for bonded magnets, method for producing the same and ferrite bonded magnet | Satoru Tsuboi, Keisuke Ayabe, Masayasu Senda | 2020-06-02 |
| 10665371 | Ferrite powder for bonded magnets, method for producing the same and ferrite bonded magnet | Satoru Tsuboi, Keisuke Ayabe, Masayasu Senda | 2020-05-26 |
| 10453596 | Ferrite powder for bonded magnets, method for producing the same and ferrite bonded magnet | Satoru Tsuboi, Keisuke Ayabe, Masayasu Senda | 2019-10-22 |
| 9708221 | Brick, tile, floorboard, ceiling panel, and roofing material, and method for manufacturing same | Yasumichi Miyao, Toshiya Kitamura | 2017-07-18 |
| 5068141 | Polyolefin-type nonwoven fabric and method of producing the same | Eiichi Kubo, Yoshihiro Kammuri, Koichi Nagaoka, Takeshi Kitahara, Yoshiki Miyahara +1 more | 1991-11-26 |
| 4981749 | Polyolefin-type nonwoven fabric and method of producing the same | Eiichi Kubo, Yoshihiro Kammuri, Koichi Nagaoka, Takeshi Kitahara, Yoshiki Miyahara +1 more | 1991-01-01 |
| 4874666 | Polyolefinic biconstituent fiber and nonwove fabric produced therefrom | Eiichi Kubo, Koichi Nagaoka, Yoshiki Miyahara, Syunichi Kiriyama | 1989-10-17 |