Issued Patents All Time
Showing 1–12 of 12 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11976167 | Resin composition, prepreg, metal-clad laminate sheet, and wiring board | — | 2024-05-07 |
| 11457530 | Prepreg and laminate for circuit board | — | 2022-09-27 |
| 10887984 | Resin composition, prepreg, metal-clad laminate, and wiring board | Chie Chikara | 2021-01-05 |
| 10660213 | Adhesive-attached copper foil, copper-clad laminate, and wiring substrate | — | 2020-05-19 |
| 5436402 | Method for preparing p-isobutylstyrene | Isoo Shimizu, Yasuo Matsumura, Yuichi Tokumoto | 1995-07-25 |
| 5260477 | Method for preparing alpha-(4-isobutylphenyl)propionic acid or its precursor | Isoo Shimizu, Yasuo Matsumura, Yuichi Tokumoto | 1993-11-09 |
| 5097061 | Method for preparing .alpha.-(4-isobutylphenyl)propionic acid or its precursor | Isoo Shimizu, Yasuo Matsumura, Yuuichi Tokumoto | 1992-03-17 |
| 4855519 | Method for producing arylethylene | Isoo Shimizu, Hitoshi Mitsuyuki, Yuuichi Tokumoto | 1989-08-08 |
| 4835337 | Method for producing m-ethyldiphenyls | Isoo Shimizu, Yasuo Matsumura | 1989-05-30 |
| 4827065 | Method of producing p-isobutylstyrene and a starting compound therefor | Isoo Shimizu, Ryotaro Hirano, Yasuo Matsumura, Hideki Nomura, Atsushi Sato | 1989-05-02 |
| 4694100 | Method for producing .alpha.-(p-isobutylphenyl)propionic acid or its alkyl esters | Isoo Shimizu, Ryotaro Hirano, Yasuo Matsumura, Hideki Nomura, Atsushi Sato | 1987-09-15 |
| 4620056 | Method for producing aromatic hydrocarbons | Isoo Shimizu, Hideki Nomura, Hitoshi Mitsuyuki | 1986-10-28 |