Issued Patents All Time
Showing 1–25 of 28 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12291765 | Alloyed steel powder for powder metallurgy, iron-based mixed powder for powder metallurgy, and sintered body | Kohsuke Ashizuka, Nao NASU, Takuya TAKASHITA | 2025-05-06 |
| 12272491 | Iron-based powder for dust cores and dust core | Naoki Yamamoto, Takuya TAKASHITA, Makoto Nakaseko, Akio Kobayashi | 2025-04-08 |
| 12187976 | Mixed powder for powder metallurgy | Hanako Shimamoto, Ryosuke Matsuoka, Kohsuke Ashizuka | 2025-01-07 |
| 11946119 | Powder mixture for powder metallurgy and method for producing powder mixture for powder metallurgy | Masato Oya | 2024-04-02 |
| 11795532 | Production method for water-atomized metal powder | Makoto Nakaseko, Akio Kobayashi, Takuya TAKASHITA | 2023-10-24 |
| 11643710 | Mixed powder for powder metallurgy | Hanako Shimamoto | 2023-05-09 |
| 11351603 | Mixed powder for powder metallurgy and lubricant for powder metallurgy | Hanako Shimamoto | 2022-06-07 |
| 11224914 | Powder mixture for powder metallurgy and method of manufacturing same | Masato Oya | 2022-01-18 |
| 10632532 | Mixed powder for powder metallurgy | Juuji Hirayama | 2020-04-28 |
| 10265766 | Alloy steel powder for powder metallurgy and method of producing iron-based sintered body | Toshio Maetani | 2019-04-23 |
| 8747516 | Iron-based powder for powder metallurgy | Tomoshige Ono, Takashi Kawano, Yukiko Ozaki | 2014-06-10 |
| 8603212 | Iron-based mixed powder for powder metallurgy | Takashi Kawano, Tomoshige Ono, Yukiko Ozaki | 2013-12-10 |
| 7867314 | Iron-based powder for powder metallurgy | Tomoshige Ono, Takashi Kawano, Yukiko Ozaki, Kyoko Fujimoto | 2011-01-11 |
| 7384446 | Mixed powder for powder metallurgy | Satoshi Uenosono, Yukiko Ozaki | 2008-06-10 |
| 7347884 | Alloy steel powder for powder metallurgy | Naomichi Nakamura, Satoshi Uenosono | 2008-03-25 |
| 6905530 | Metallic powder-molded body, re-compacted body of the molded body, sintered body produced from the re-compacted body, and processes for production thereof | Takashi Yoshimura, Hiroyuki Amma, Masashi Fujinaga, Mitsumasa Iijima, Yasuo Hatai +2 more | 2005-06-14 |
| 6860918 | Powder additive for powder metallurgy, iron-based powder mixture for powder metallurgy, and method for manufacturing the same | Yukiko Ozaki, Satoshi Uenosono | 2005-03-01 |
| 6861028 | Lubricants for die lubrication and manufacturing method for high density iron-based powder compacts | Yukiko Ozaki, Satoshi Uenosono | 2005-03-01 |
| 6827757 | Magnetite-iron based composite powder, magnetite-iron based powder mixture, method for producing the same, method for remedying polluted soil, water or gases and electromagnetic wave absorber | Yukiko Ozaki, Satoshi Uenosono, Hiroki Nakamaru, Yukiko Nakamura, Shigeaki Takajo +1 more | 2004-12-07 |
| 6758882 | Alloyed steel powder for powder metallurgy | Naomichi Nakamura, Satoshi Uenosono, Masashi Fujinaga | 2004-07-06 |
| 6696014 | Iron-based sintered powder metal body, manufacturing method thereof and manufacturing method of iron-based sintered component with high strength and high density | Naomichi Nakamura, Satoshi Uenosono, Masashi Fujinaga, Takashi Yoshimura, Mitsumasa Iijima +3 more | 2004-02-24 |
| 6652618 | Iron based mixed power high strength sintered parts | Satoshi Uenosono | 2003-11-25 |
| 6610120 | Alloyed steel powder for powder metallurgy | Naomichi Nakamura, Satoshi Uenosono, Masashi Fujinaga | 2003-08-26 |
| 6514307 | Iron-based sintered powder metal body, manufacturing method thereof and manufacturing method of iron-based sintered component with high strength and high density | Naomichi Nakamura, Satoshi Uenosono, Masashi Fujinaga, Takashi Yoshimura, Mitsumasa Iijima +3 more | 2003-02-04 |
| 6503443 | Metallic powder molding material and its re-compression molded body and sintered body obtained from the re-compression molded body and production methods thereof | Takashi Yoshimura, Hiroyuki Amma, Masashi Fujinaga, Mitsumasa Iijima, Yasuo Hatai +2 more | 2003-01-07 |