Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6875324 | Sputtering target material | Somei Yarita, Ken Hagiwara, Ritsuya Matsuzaka | 2005-04-05 |
| 6309529 | Method for producing sputtering target material | Somei Yarita, Ken Hagiwara, Ritsuya Matsuzaka | 2001-10-30 |
| 5994843 | Light source lighting device | Shozo Kataoka, Fumio Ueno, Ikko Harada, Ichirou Oota | 1999-11-30 |
| 5869132 | Process of preparing fluorinated material | Masahiro Watanabe | 1999-02-09 |
| 5846670 | Gas diffusion electrode for electrochemical cell and process of preparing same | Masahiro Watanabe, Kazunori Tsurumi | 1998-12-08 |
| 5776539 | Process of preparing carbon support coated with polyolefin and of preparing gas diffusion electrode employing said carbon support | Masahiro Watanabe | 1998-07-07 |
| 5225391 | Electrocatalyst for anode | Paul Stonehart, Nobuo Yamamoto, Kazunori Tsurumi, Toshihide Nakamura | 1993-07-06 |
| 5208207 | Electrocatalyst | Paul Stonehart, Masahiro Watanabe, Nobuo Yamamoto, Toshihide Nakamura, Kazunori Tsurumi | 1993-05-04 |
| 5189005 | Electrocatalyst and process of preparing same | Masahiro Watanabe, Paul Stonehart, Kazunori Tsurumi, Nobuo Yamamoto, Toshihide Nakamura | 1993-02-23 |
| 4497870 | Magneto-optical recording medium | Yoshihiko Kudo, Hidetsugu Kawabata, Masahiro Birukawa, Akira Muto | 1985-02-05 |