Issued Patents All Time
Showing 1–25 of 33 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8557015 | Cr-Cu alloy, method for producing the same, heat-release plate for semiconductor, and heat-release component for semiconductor | Hoshiaki Terao, Hiroki Ota, Hideaki Kobiki | 2013-10-15 |
| 7955448 | Alloy for heat dissipation of semiconductor device and semiconductor module, and method of manufacturing alloy | Hoshiaki Terao, Hideaki Kobiki | 2011-06-07 |
| 7749298 | Iron-based sintered alloy and manufacturing method thereof | Hiroshi Okajima | 2010-07-06 |
| 7384446 | Mixed powder for powder metallurgy | Shigeru Unami, Yukiko Ozaki | 2008-06-10 |
| 7347884 | Alloy steel powder for powder metallurgy | Shigeru Unami, Naomichi Nakamura | 2008-03-25 |
| 7300490 | Iron-based mixed powder for powder metallurgy and sintered body | Yukiko Ozaki, Hiroshi Sugihara | 2007-11-27 |
| 6918945 | Method for producing sponge iron, and reduced iron powder and method for production thereof | Akio Sonobe, Hiroshi Sugihara | 2005-07-19 |
| 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 |
| 6861028 | Lubricants for die lubrication and manufacturing method for high density iron-based powder compacts | Yukiko Ozaki, Shigeru Unami | 2005-03-01 |
| 6860918 | Powder additive for powder metallurgy, iron-based powder mixture for powder metallurgy, and method for manufacturing the same | Yukiko Ozaki, Shigeru Unami | 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, Hiroki Nakamaru, Yukiko Nakamura, Shigeaki Takajo, Shigeru Unami +1 more | 2004-12-07 |
| 6758882 | Alloyed steel powder for powder metallurgy | Naomichi Nakamura, Shigeru Unami, 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, Shigeru Unami, Masashi Fujinaga, Takashi Yoshimura, Mitsumasa Iijima +3 more | 2004-02-24 |
| 6652618 | Iron based mixed power high strength sintered parts | Shigeru Unami | 2003-11-25 |
| 6648941 | Iron-based mixed powder for powder metallurgy and iron-based sintered compact | Junichi Ohta, Akio Sonobe | 2003-11-18 |
| 6610120 | Alloyed steel powder for powder metallurgy | Naomichi Nakamura, Shigeru Unami, Masashi Fujinaga | 2003-08-26 |
| 6533836 | Iron-based powders for powder metallurgy | Yukiko Ozaki | 2003-03-18 |
| 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, Shigeru Unami, Masashi Fujinaga, Takashi Yoshimura, Mitsumasa Iijima +3 more | 2003-02-04 |
| 6503445 | Iron-based powder composition for powder metallurgy having higher flowability and higher compactibility and process for production thereof | Yukiko Ozaki, Kuniaki Ogura | 2003-01-07 |
| 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 |
| 6464751 | Iron-based powders for powder metallurgy | Yukiko Ozaki | 2002-10-15 |
| 6451082 | Iron-based powder mixture for powder metallurgy, process for producing the same, and method of forming a molding from the same | Yukiko Ozaki, Kuniaki Ogura | 2002-09-17 |
| 6355208 | Die lubricant and iron-based powder mixture for warm compaction with die lubrication, and processes for producing high-density iron-based green and sintered compacts | Shigeru Unami, Yukiko Ozaki | 2002-03-12 |
| 6296682 | Iron-based powder blend for use in powder metallurgy | Ji-bin Yang | 2001-10-02 |
| 6235076 | Iron base powder mixture for powder metallurgy excellent in fluidity and moldability, method of production thereof, and method of production of molded article by using the iron base powder mixture | Yukiko Ozaki, Kuniaki Ogura | 2001-05-22 |