Iwaya; Yoshiaki
Patent Applications and Registrations
Patent applications and USPTO patent grants for Iwaya; Yoshiaki.The latest application filed is for "ptc element and process for producing the same".
- Iwaya; Yoshiaki - Kyoto JP
- Iwaya; Yoshiaki - Uji JP
- Iwaya; Yoshiaki - Yasu-gun JP
| Patent | Date |
|---|---|
| PTC element and process for producing the same Grant 5,817,423 - Kajimaru , et al. October 6, 1 | 1998-10-06 |
| Fiber-reinforced porous plastic tube Grant 5,721,031 - Echigo , et al. February 24, 1 | 1998-02-24 |
| Poly(amic acid) solution and polyimide film or polymide-coated material obtained therefrom Grant 5,719,253 - Echigo , et al. February 17, 1 | 1998-02-17 |
| Porous carbonaceous material and a method for producing the same Grant 5,648,027 - Tajiri , et al. July 15, 1 | 1997-07-15 |
| Film forming solution, porous film obtained therefrom and coated material with the porous film Grant 5,510,395 - Tomioka , et al. April 23, 1 | 1996-04-23 |
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