Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6149885 | Method for purifying a nickel sulfate solution by solvent extraction | Naoyuki Tsuchida, Atsushi Goda, Sunao Kanesaka, Masaki Imamura, Kazuyuki Takaishi +1 more | 2000-11-21 |
| 5888462 | Method of solvent extraction of nickel sulfate solutions | Naoyuki Tsuchida, Masaki Imamura, Kazuyuki Takaishi, Yoshitomo Ozaki | 1999-03-30 |
| 5660866 | Method of making a combination popsicle and device therefor | Hisahiro Tomioka, Masakazu Shimazaki, Kimitaka Takeno | 1997-08-26 |
| 5256426 | Combination popsicle, method of making the same, and device therefor | Hisahiro Tomioka, Masakazu Shimazaki, Kimitaka Takeno | 1993-10-26 |