Issued Patents All Time
Showing 1–24 of 24 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 8621757 | Coated cutting edge of a blade member | Koichiro Akari | 2014-01-07 |
| 8614119 | Semiconductor device with heat spreader | Tomoyuki Fukuda, Yoshihiro Kubota, Yuichi Asano | 2013-12-24 |
| 8614505 | Semiconductor device with heat spreader | Tomoyuki Fukuda, Yoshihiro Kubota, Yuichi Asano | 2013-12-24 |
| 8564108 | Semiconductor device with heat spreader | Tomoyuki Fukuda, Yoshihiro Kubota, Yuichi Asano | 2013-10-22 |
| 8522645 | Blade member, and edge working apparatus for the blade member | Kensuke Uemura | 2013-09-03 |
| 8278743 | Semiconductor device with heat spreader | Tomoyuki Fukuda, Yoshihiro Kubota, Yuichi Asano | 2012-10-02 |
| 7781259 | Method of manufacturing a semiconductor using a rigid substrate | Youhei Nagahama, Katsunori Wako, Yuichi Asano, Masanori Takahashi, Haruo Kojima +2 more | 2010-08-24 |
| 7122402 | Method of manufacturing a semiconductor device using a rigid substrate including the vent-end edge portion of the substrate has a thickness smaller than the other portions of the substrate | Youhei Nagahama, Katsunori Wako, Yuichi Asano, Masanori Takahashi, Haruo Kojima +2 more | 2006-10-17 |
| 7060367 | Cutting blade and method of producing the same | Katsuaki Yamada, Hiroyuki Tashita | 2006-06-13 |
| 6886262 | Razor and its handle | Kazuhiko Isogimi | 2005-05-03 |
| 5939018 | Martensitic stainless steels for seamless steel pipe | Tatsuo Kawasaki, Isao Takada | 1999-08-17 |
| 5773099 | Dental care material and manufacturing method | Naoki Tanaka, Michio Ito | 1998-06-30 |
| 5613849 | Dental care material and manufacturing method | Naoki Tanaka, Michio Ito | 1997-03-25 |
| 5507853 | Iron powder and mixed powder for powder metallurgy as well as method of producing iron powder | Kuniaki Ogura, Hiroyuki Ishikawa, Takeo Omura, Yoshiaki Maeda, Minoru Nitta +1 more | 1996-04-16 |
| 5458670 | Iron powder and mixed powder for powder metallurgy as well as method of producing iron powder | Kuniaki Ogura, Hiroyuki Ishikawa, Takeo Omura, Yoshiaki Maeda, Minoru Nitta +1 more | 1995-10-17 |
| 5380476 | Method of debinding for injection molded objects | Masakazu Matsushita, Yoshisato Kiyota, Junichi Ohta | 1995-01-10 |
| 5338508 | Alloy steel powders for injection molding use, their compounds and a method for making sintered parts from the same | Minoru Nitta, Yoshisato Kiyota, Yukio Makiishi, Toshio Watanabe, Yasuhiro Habu | 1994-08-16 |
| 5108492 | Corrosion-resistant sintered alloy steels and method for making same | Yoshisato Kiyota, Junichi Ohta, Masakazu Matsushita, Ichio Sakurada | 1992-04-28 |
| 5067979 | Sintered bodies and production process thereof | Yoshisato Kiyota, Junichi Ohta, Shigeaki Takajo | 1991-11-26 |
| 5033036 | Reproducing apparatus including means for gradually varying a mixing ratio of first and second channel signal in accordance with a voice signal | Seiji Ohmori, Eisaku Kawano, Tasuku Tsuruga, Takeshi Mawatari | 1991-07-16 |
| 4971755 | Method for preparing powder metallurgical sintered product | Masaki Kawano, Kuniaki Ogura, Shigeaki Takajo, Keisuke YOSHIMURA, Yoshiaki Maeda | 1990-11-20 |
| 4964907 | Sintered bodies and production process thereof | Yoshisato Kiyota, Junichi Ohta, Shigeaki Takajo | 1990-10-23 |
| 4604887 | Duplex stainless steel seamless pipe and a method for producing the same | Isao Takada, Tatsuo Kawasaki | 1986-08-12 |
| 4533806 | Method of manufacturing bimetallic tubes | Tatsuo Kawasaki, Isao Takada | 1985-08-06 |