Issued Patents All Time
Showing 1–5 of 5 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 12234404 | Acid matrix applications: well stimulation and completion fluids using viscoelastic surfactants and modified additives | Rigoberto Advincula, Daisuke Ohno, Masahiro Shimada | 2025-02-25 |
| 12018209 | Viscoelastic surfactant fluid composition, and method of using the same | Rigoberto Advincula | 2024-06-25 |
| 8877341 | Polycarbonate resin and optical film using the same | Noriyuki Kato | 2014-11-04 |
| 6667381 | Process for producing aliphatic polyester carbonate | Kyohei Takakuwa, Maki Ito, Noriko Dodo | 2003-12-23 |
| 5179152 | Fiber-reinforced resin composition having surface smoothness | Goro Shimaoka, Makoto Mizutani, Isamu Mio | 1993-01-12 |