Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 11225541 | Production method for disc-shaped polymer particles | Kazutoshi Hayakawa | 2022-01-18 |
| 10729623 | Method for producing elliptical, needle-shaped, or rod-shaped polymer particles | Kazutoshi Hayakawa, Erina Matsuzaka, Goki Yamada | 2020-08-04 |
| 10584193 | Flat elliptical polymer particles, and use thereof | Kazutoshi Hayakawa, Erina Matsuzaka | 2020-03-10 |
| 9093196 | Conductive particles and method of preparing the same | Kazutoshi Hayakawa, Satomi Kudo, Kohei MORIYAMA, Tsuyoshi Fujii | 2015-07-28 |
| 7387832 | Flat particles and process for production thereof | Kazutoshi Hayakawa, Takaya Sato, Hiroshi Yoshida | 2008-06-17 |
| 7258921 | Composite particle with a carbodiimide resin layer and a process for producing the same | Kazutoshi Hayakawa, Satomi Kudo, Kaori Satoh, Takaya Sato, Hiroshi Yoshida | 2007-08-21 |
| 6866934 | Carbodiimide-containing hardening type reactive particles, process for producing the same, and use of the same | Ikuo Takahashi, Kazutoshi Hayakawa | 2005-03-15 |