Issued Patents All Time
Showing 1–4 of 4 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 4717503 | Demolition agent for brittle materials | Yoshio Makino, Toshiaki Kakinuma, Tomio Iwata, Takayoshi Hirose | 1988-01-05 |
| 4609490 | Preparation of defoaming agent for the manufacture of bean curd | Seishi Takenawa | 1986-09-02 |
| RE30752 | Oxime carbonates | Takashi Kamiya, Daijiro Hagiwara | 1981-09-29 |
| 4242507 | Sulfonic acid esters | Jiyoji Notani | 1980-12-30 |