Issued Patents All Time
Showing 1–7 of 7 patents
| Patent # | Title | Co-Inventors | Date |
|---|---|---|---|
| 5494978 | Modified polysilazane and process for preparation thereof | Yasuo Shimizu, Yuuji Tashiro, Hiroyuki Aoki, Masaaki Ichiyama, Toshihide Kishi +2 more | 1996-02-27 |
| 5166104 | Polysiloxazanes, silicon oxynitride fibers and processes for producing same | Osamu Funayama, Mikiro Arai, Takeshi Isoda | 1992-11-24 |
| 5145812 | Molded articles formed of silicon nitride based ceramic and process for producing same | Mikiro Arai, Osamu Funayama, Tamio Ishiyama, Hiroshi Kaya, Takeshi Isoda +6 more | 1992-09-08 |
| 5079323 | Polysiloxazanes, silicon oxynitride fibers and processes for producing same | Osamu Funayama, Mikiro Arai, Takeshi Isoda | 1992-01-07 |
| 4965058 | Polysiloxazanes, silicon oxynitride fibers and processes for producing same | Osamu Funayama, Mikiro Arai, Takeshi Isoda | 1990-10-23 |
| 4869858 | Processes for producing polysiloxazanes and silicon oxynitride fibers | Osamu Funayama, Mikiro Arai, Takeshi Isoda | 1989-09-26 |
| 4818611 | High-purity silicon nitride fibers | Mikiro Arai, Osamu Funayama, Takeshi Isoda | 1989-04-04 |