Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6890673 | Hydrogen producing apparatus and power generating system using it | Kazutoshi Higashiyama, Masahiro Komachiya, Kiyoshi Hiyama, Tomoichi Kamo, Noriyuki Imada +1 more | 2005-05-10 |
| 6080370 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 2000-06-27 |
| 5945081 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 1999-08-31 |
| 5788944 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 1998-08-04 |
| 5686053 | Wet-type flue gas desulfurization plant and method making use of a solid desulfurizing agent | Hirofumi Kikkawa, Fumito Nakajima, Shigehito Takamoto, Hiroshi Ishizaka, Shigeru Nozawa +2 more | 1997-11-11 |
| 5648048 | Wet-type flue gas desulfurization plant | Hiroshi Kuroda, Fumito Nakajima, Masakatsu Nishimura, Shigeru Nozawa, Shigehito Takamoto +7 more | 1997-07-15 |
| 5090339 | Burner apparatus for pulverized coal | Kunio Okiura, Akira Baba, Noriyuki Oyatsu, Shigeki Morita, Hironobu Kobayashi | 1992-02-25 |
| 5007240 | Hybrid Rankine cycle system | Tetsuyoshi Ishida, Shigeyoshi Kawano, Ikuo Kohtaka, Kojiro Yamada, Tsuneo Narita | 1991-04-16 |
| 4806692 | Process for producing an oxygen-containing organic compound from olefins | Mutsuo Yamada, Taiji Kamiguchi, Hirotoshi Tanimoto, Yoshijiro Arikawa, Shigehito Takamoto | 1989-02-21 |
| 4620038 | Process for producing methyl ethyl ketone | Hirotoshi Tanimoto, Mutsuo Yamada, Yoshijiro Arikawa, Taiji Kamiguchi, Yasuyuki Nishimura | 1986-10-28 |
| 4613084 | Process for producing a coal-water slurry | Shigehito Takamoto, Kazunori Shoji, Nobuyasu Meguri, Yoshinori Ohtani, Hirofumi Kikkawa +2 more | 1986-09-23 |
| 4605776 | Process for producing acetone | Taiji Kamiguchi, Mutsuo Yamada, Yoshijiro Arikawa, Takanori Kuwahara, Hirotoshi Tanimoto +1 more | 1986-08-12 |