Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5215863 | Resin composition and solder resist composition | Tetsuo Ohkubo, Minoru Yokoshima | 1993-06-01 |
| 5049628 | Unsaturated group-containing polycarboxlic acid resin, resin composition and solder resist resin composition comprising the same and cured product thereof | Tetsuo Ohkubo, Minoru Yokoshima | 1991-09-17 |
| 4636534 | Photopolymerizable composition | Masahito Katayama, Minoru Yokoshima | 1987-01-13 |
| 4540809 | (Meth) acrylate esters of dipentaerythritol caprolactone condensates | Minoru Yokoshima, Tetsuo Ohkubo, Hideaki Hattori | 1985-09-10 |
| 4536588 | Acetal glycol diacrylates and process for producing them | Minoru Yokoshima, Tetsuo Ohkubo, Hideaki Hattori | 1985-08-20 |
| 4452996 | Di(meth)acrylate esters of hydroxypivalyl hydroxypivalate .epsilon.-caprolactone condensates | Minoru Yokoshima, Tetsuo Hironaka, Hideaki Takahashi | 1984-06-05 |