Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7096739 | Pressure sensor containing fluorine-based adhesive | Tomonari Yamakawa, Kazushi Suzuki | 2006-08-29 |
| 6248687 | Process for presulfurizing a desulfurization catalyst used in a hydrodesulfurization unit of petroleum refinery and presulfurization promoter | Hirokazu Itoh, Kazuaki Abe, Yoshihiro Arita, Einosuke Jodo, Kazuya Hata | 2001-06-19 |
| 6153566 | Bacteriostatic compositions and use in metal working fluids | Aki Yonekura, Toshifumi Hatanaka, Henri-Jean Caupin | 2000-11-28 |
| 6103102 | Method for improving the yield of lighter components in heat-refining process of petroleum heavy oil, and additive used in the method | Toshifumi Hatanaka, Kazuya Hata, Hirokazu Itoh, Yoshihiro Arita | 2000-08-15 |
| 5965011 | Method for reducing deposition of cokes in heat-refining process of petroleum high-molecular hydrocarbons, and additive used in the method | Toshifumi Hatanaka, Kazuya Hata, Hirokazu Itoh, Yoshiro Arita | 1999-10-12 |
| 4606423 | Control apparatus for power-assisted steering system | Hidetoshi Fujiwara | 1986-08-19 |
| 4579309 | Attachment for a resinous reservoir | Hidetoshi Fujiwara | 1986-04-01 |