Issued Patents All Time
Showing 51–58 of 58 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5607575 | Process for removing iron impurities from petroleum oil distillation residues | Kozo Kamiya, Yuichiro Fujiyama, Masaru Ushio | 1997-03-04 |
| 5565864 | Absolute encoder | Kou Ohno, Tadashi Horikawa, Yuuji Yamazaki | 1996-10-15 |
| 5403471 | Process for hydrogenatively treating petroleum distillation residual oils | Masaru Ushio, Kozo Kamiya | 1995-04-04 |
| 5345863 | Continuous web printing apparatus | Shuichi Kurata, Shiro Ichinose, Kazuo Kusaki, Toshihiko Ishihara, Naozumi Ueno | 1994-09-13 |
| 4836914 | Method for removing iron content in petroleum series mineral oil therefrom | Akira Inoue, Masaru Ushio, Yasuyuki Oishi, Hisao Sakoda | 1989-06-06 |
| 4482450 | Process for catalytic reaction of heavy oils | Masaru Ushio, Takeshi Ishii, Yasuyuki Oishi | 1984-11-13 |
| 4321338 | Novel chlorinated polymer and coating composition employing the same | Kazuo Shimizu | 1982-03-23 |
| 4310819 | Magnetic beam adjusting arrangement | Yasumasa Takahasi, Kohei Akamathu, Takasi Inothume | 1982-01-12 |