Issued Patents All Time
Showing 1–8 of 8 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7883616 | Metal oxide and/or metal hydroxide coated metal materials and method for their production | Hiromasa Shoji | 2011-02-08 |
| 7141229 | Graphite material for negative pole of lithium secondary battery, method of manufacturing the graphite material, and lithium secondary battery | Yoichi Kawano, Tetsusei Fukuda, Takeshi Hamada, Hiromasa Shoji, Taro Kohno | 2006-11-28 |
| 6555272 | Lithium secondary battery and active material for negative electrode in lithium secondary battery | Kimihito Suzuki, Takeshi Hamada, Taro Kono, Hiromasa Shoji | 2003-04-29 |
| 6194067 | Carbonaceous particles and carbonaceous fibers both coated with boron nitride, and lithium secondary cells produced by using the same as negative active material | Takeshi Hamada, Kimihito Suzuki, Taro Kohno, Koki Inada, Yoshitaka Yamana | 2001-02-27 |
| 4867913 | 12.alpha.-substituted pregna-1,4-diene-3,20-diones | Masayasu Bunno, Hidemi Harada, Masao Tsuji, Yoshihiro Ichihara | 1989-09-19 |
| 4795591 | Process for the preparation of graphite intercalation compound and novel graphite intercalation compound | Kenichi Fujimoto, Maki Sato | 1989-01-03 |
| 4729884 | Process for the preparation of a graphite intercalation compound | Maki Sato, Kenichi Fujimoto | 1988-03-08 |
| 4520102 | Microbial process for producing 12.alpha.-hydroxypregna-1,4-dien-3-one-20.alpha.-carboxylic acid | Masayasu Bunno, Masao Tsuji, Hidemi Harada, Yoshihiro Ichihara | 1985-05-28 |