Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 6769966 | Workpiece holder for polishing, polishing apparatus and polishing method | Kouichi Okamura, Noboru Tamai, Hisashi Masumura | 2004-08-03 |
| 6422922 | Workpiece holder for polishing, apparatus for polishing workpiece and method for polishing workpiece | Kouichi Okamura, Fumio Suzuki, Hisashi Masumura, Naotaka Toyama | 2002-07-23 |
| 6386957 | Workpiece holder for polishing, method for producing the same, method for polishing workpiece, and polishing apparatus | Hisashi Masumura, Kouichi Tanaka, Fumio Suzuki, Kouichi Okamura, Naotaka Toyama | 2002-05-14 |
| 6174523 | Hair cuticle caring method | Yoshimasa Okamoto, Hiroto Tanamachi, Shunsuke Watabe, Yoshihisa Kitano, Yuji Ishino +2 more | 2001-01-16 |
| 5587155 | Hair cosmetic composition | Ryuji Ochiai, Kazuyuki Yahagi | 1996-12-24 |
| 5139772 | Hair cosmetic composition | Kazuyuki Yahagi | 1992-08-18 |
| 5051251 | Hair cosmetic composition | Toshie Takahashi, Sachio Naito | 1991-09-24 |