Issued Patents 1989
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4876847 | Ring Spinning machine | Takeshi Obata | 1989-10-31 |
| 4849137 | Process for producing lysophospholipids containing substantially no lysophospholipids except LPC | — | 1989-07-18 |
| 4833873 | Spindle apparatus directly driven by electric motor | Takeshi Obata | 1989-05-30 |
| 4805409 | Method of and apparatus for recovering exhaust gas energy of internal combustion engine | — | 1989-02-21 |