Issued Patents All Time
Showing 1–11 of 11 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 7022752 | Composite particles, process for producing the same, and pigment, paint and resin composition using the same | Kazuyuki Hayashi, Keisuke Iwasaki, Hiroko Morii | 2006-04-04 |
| 6824867 | Non-magnetic composite particles, process for producing the same and magnetic recording medium using the same | Kazuyuki Hayashi, Keisuke Iwasaki, Hiroko Morii | 2004-11-30 |
| 6800684 | Composite particles, and tread rubber composition, paint and resin composition using the same | Kazuyuki Hayashi, Hiroko Morii, Keisuke Iwasaki, Yusuke Shimohata | 2004-10-05 |
| 6638618 | Black composite iron oxide pigment, and paint and resin composition using the same | Kazuyuki Hayashi, Yusuke Shimohata, Hiroko Morii | 2003-10-28 |
| 6596071 | Organic and inorganic composite pigments, and paint and resin composition using the same | Kazuyuki Hayashi, Keisuke Iwasaki, Yusuke Shimohata, Hiroko Morii | 2003-07-22 |
| 6544647 | Non-magnetic composite particles, process for producing the same and magnetic recording medium using the same | Kazuyuki Hayashi, Keisuke Iwasaki, Hiroko Morii | 2003-04-08 |
| 6440561 | Iron oxide hydroxide composite particles, pigment, paint and resin composition | Kazuyuki Hayashi, Hiroko Morii | 2002-08-27 |
| 6231661 | Fine red iron oxide pigment, and paint or resin composition using the same | Kazuyuki Hayashi, Hiroko Morii | 2001-05-15 |
| 6139618 | Fine yellow composite iron oxide hydroxide pigment, and paint or resin composition using the same | Kazuyuki Hayashi, Hiroshi Sumita, Hiroko Morii | 2000-10-31 |
| 6027559 | Yellow iron oxide hydroxide particles and process for producing the same | Hiroko Morii, Kazuyuki Hayashi, Hiroshi Sumita | 2000-02-22 |
| 6019834 | Pigment, process for producing the same and paint using the same | Kazuyuki Hayashi, Hiroko Morii, Mamoru Kamigaki | 2000-02-01 |