Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6534044 | Cosmetic preparation, surface-hydrophobized silica-coated metal oxide particles, sol of silica-coated metal oxide, and processes for producing these | Koichi Wada, Nobuaki Ishii, Mitsuharu Irie, Michihiro Takama | 2003-03-18 |
| 6281277 | Homogeneously surface-fluorinated metal oxide particulates, process for manufacturing the same, and use of the same | Nobuaki Ishii, Koichi Wada, Hiroyuki Takahashi | 2001-08-28 |
| 6235270 | Cosmetics, silica-coated metal oxide powder and production method therefor | Nobuaki Ishii, Koichi Wada, Michihiro Takama, Shinobu Ito, Kotaro Yano +2 more | 2001-05-22 |
| 5321220 | Pressure switch | — | 1994-06-14 |
| 4898781 | Water-soluble microcapsules | Takashi Onouchi, Hironori Sugai, Yoshikazu Hosoda, Eiichi Yoshida | 1990-02-06 |
| 4260813 | Process for the continuous production of ethylene glycol monoethyl ether acetate | Norio Kametaka, Kuniomi Marumo, Kiyonori Tokuda | 1981-04-07 |