Issued Patents All Time
Showing 1–3 of 3 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5882740 | Method of producing diamond of controlled quality and product produced thereby | Chia-Fu Chen, Kazuhito Nishimura, Hiroshi Ishizuka, Satoru Hosomi | 1999-03-16 |
| 5510157 | Method of producing diamond of controlled quality | Chia-Fu Chen, Kazuhito Nishimura, Hiroshi Ishizuka, Satoru Hosomi | 1996-04-23 |
| 5061292 | Diamond abrasive and method for producing the same | Chia-Fu Chen, Hiroshi Ishizuka, Satoru Hosomi | 1991-10-29 |