Issued Patents All Time
Showing 51–61 of 61 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4430180 | Apparatus for and method of electroerosively drilling a thin hole in a workpiece | — | 1984-02-07 |
| 4423302 | Digital drive apparatus for effecting control displacements in an electroerosive machine tool | — | 1983-12-27 |
| 4367147 | Method of recovering characteristics of deteriorated cation exchange membrane | Shunichi Asami, Toru Seita | 1983-01-04 |
| 4333000 | Apparatus for making hollow extrusion dies | — | 1982-06-01 |
| 4307279 | Electrode assembly for travelling-wire electroerosion machine | Kiyoshi Inoue | 1981-12-22 |
| 4252925 | Anionic polymerization process | Mitsutoshi Fukuda, Kazuo Tago | 1981-02-24 |
| 4205134 | Carrier for liquid chromatography | Toru Seita, Yoshio Kato, Tsutomu Hashimoto | 1980-05-27 |
| 4200538 | Process for preparing cation-exchange membrane | Toru Seita, Kenji Takahashi, Shunichi Asami | 1980-04-29 |
| 4194999 | Process for producing powdery rubber | Takao Hayashi, Yasuhiro Sakanaka | 1980-03-25 |
| 4189361 | Electrolysis of sodium chloride | Toru Seita, Takao Satoh | 1980-02-19 |
| 4189540 | Process for producing cation exchange membrane by impregnating a diene monomer having carboxylic acid groups into a fluorinated membrane having cation exchange groups and polymerizing | Toru Seita, Kenji Takahashi, Shunichi Asami | 1980-02-19 |