Issued Patents All Time
Showing 1–6 of 6 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6269817 | Beauty-treatment method | Yoshinao Nagashima, Yukihiro Yada | 2001-08-07 |
| 6197343 | Skin color improver | Akiko Suzuki, Hidetaka Iwai, Yukihiro Yada, Yoshinao Nagashima | 2001-03-06 |
| 5783601 | External skin-care composition | Masanori Tanahashi, Yukihiro Ohashi, Shinya Amano, Kouichi Niinaka | 1998-07-21 |
| 5621055 | Process for producing polymer particles with irregular shape | Seiichi Miyanaga, Yoshimitsu Ina, Takayuki Amiya | 1997-04-15 |
| 5596056 | Process for producing polymer particles with irregular shape by polymerizing a water-soluble polymerizable monomer | Hiromi Nambu, Takayuki Amiya, Akihiro Kondo | 1997-01-21 |
| 4741959 | Magnetic recording medium | Chiaki Abe, Hiroyuki Kanai, Akira Ishikawa, Shigetoshi Suzue, Takashi Takeuchi | 1988-05-03 |