Issued Patents All Time
Showing 1–20 of 20 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 10749186 | Method for manufacturing platinum catalyst, and fuel cell including the same | Minoru Inaba, Kosuke Okuno, Shunya Higuchi, Yuki Matsui, Naoya Aoki +2 more | 2020-08-18 |
| 8685878 | Highly durable nanoscale electrocatalyst based on core shell particles | Vojislav Stamenkovic, Nenad Markovic, Chao-Huei J. Wang, Shouheng Sun | 2014-04-01 |
| 8178463 | Highly durable nanoscale electrocatalyst based on core shell particles | Vojislav Stamenkovic, Nenad Markovic, Chao-Huei J. Wang, Shouheng Sun | 2012-05-15 |
| 7625660 | Fuel cell and membrane electrode assembly | Yukiko Yamamoto, Kohei Ugawa, Masaki Sekine | 2009-12-01 |
| 7625659 | Fuel cell, membrane electrode assembly, catalyst used therefor, and method of producing catalyst | Kohei Ugawa, Masaki Sekine | 2009-12-01 |
| 7192670 | Fuel cell and membrane electrode assembly | Yukiko Yamamoto | 2007-03-20 |
| 6944377 | Optical communication device and laminated optical communication module | Nobuhiro Umebayshi, Tetsuhiko Sambei, Akito Sakemoto | 2005-09-13 |
| 6875253 | Metal alloy fine particles and method for producing thereof | Yukiko Kurobe, Naoki Toshima | 2005-04-05 |
| 6346309 | Optical recording medium and process for producing same | — | 2002-02-12 |
| 6333089 | Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk | Hiroyuki Hirata, Tatsuo Araki, Osamu Ishizaki, Yasuhiko Kokufuda, Tsuyoshi Maro +1 more | 2001-12-25 |
| 6333900 | Optical recording medium, optical head, and optical recording device | Tsuyoshi Maro, Osamu Ishizaki, Tatsuo Araki, Takeshi Ohnuki | 2001-12-25 |
| 6217968 | Optical recording medium, optical head and optical recording device | Tsuyoshi Maro, Osamu Ishizaki, Tatsuo Araki, Takeshi Ohnuki | 2001-04-17 |
| 6127017 | Substrate for information recording disk, mold and stamper for injection molding substrate, and method for making stamper, and information recording disk | Hiroyuki Hirata, Tatsuo Araki, Osamu Ishizaki, Yasuhiko Kokufuda, Tsuyoshi Maro +1 more | 2000-10-03 |
| 6071609 | Organic triblock compound solid lubricant comprising the same and magnetic recording medium | Takahiro Furutani, Sayaka Shinomoto, Kazushi Miyata, Tetsuo Mizumura | 2000-06-06 |
| 6027801 | Magnetic recording medium | Tsuyoshi Maro, Kazuyoshi Adachi, Naoki Kitagaki, Osamu Ishizaki | 2000-02-22 |
| 5750747 | Organic triblock compound solid lubricant comprising the same and magnetic recording medium | Takahiro Furutani, Sayaka Shinomoto, Kazushi Miyata, Tetsuo Mizumura | 1998-05-12 |
| 5480694 | Magnetic recording medium | Osamu Kitakami, Hideo Fujiwara | 1996-01-02 |
| 5139884 | Magnetic recording medium comprising an aluminum substrate in which pores formed by anodic oxidation contain crystallographicaly discontinuous particles of Fe-alloy | Hideo Fujiwara, Yoichi Ogawa, Osamu Kitakami | 1992-08-18 |
| 4987039 | Magnetic recording medium | Osamu Kitakami, Hideo Fujiwara | 1991-01-22 |
| 4840844 | Magnetic recording medium | Masaaki Futamoto, Yukio Honda, Shinichiro Saito, Takashi Nishimura, Kazuetsu Yoshida +6 more | 1989-06-20 |