Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7732545 | Process for preparing aqueous dispersion | Haruyoshi Tatsu, Masayosi Horiuti | 2010-06-08 |
| 7615592 | Process for producing water- and oil-repellent agent | Haruyoshi Tatsu | 2009-11-10 |
| 5808132 | .alpha.,.alpha.-bis(trifluoromethyl)arylacetic acid ester; its intermediates for synthesis; and process for producing the same | Takehiro Sonoi, Futoshi Masaki, Toshio Kubota | 1998-09-15 |
| 4960947 | Process for producing hexafluoroacetone or its hydrate | Takehiro Sonoi, Okimasa Yamada, Tetsuya Mizuno | 1990-10-02 |
| 4885398 | Process for producing hexafluoroacetone or its hydrate | Takehiro Sonoi, Okimasa Yamada, Tetsuya Mizuno | 1989-12-05 |
| 4833212 | Fluorine-containing elastomer composition | Okimasa Yamada, Tetsuya Mizuno, Takehiro Sonoi | 1989-05-23 |
| 4734169 | Process for producing hexafluoroacetone hydrate | Kazuma Yokoi, Takao Iida | 1988-03-29 |