Kawaguchi; Toshiyasu
Patent Applications and Registrations
Patent applications and USPTO patent grants for Kawaguchi; Toshiyasu.The latest application filed is for "vacuum degassing method for molten glass flow".
- Kawaguchi; Toshiyasu - Kanagawa JP
- Kawaguchi; Toshiyasu - Yokohama JP
- Kawaguchi; Toshiyasu - Atsugi JP
| Patent | Date |
|---|---|
| Vacuum degassing method for molten glass flow Grant 6,536,238 - Kawaguchi , et al. March 25, 2 | 2003-03-25 |
| Vacuum degassing apparatus for molten glass Grant 6,405,564 - Takei , et al. June 18, 2 | 2002-06-18 |
| Vacuum degassing method for molten glass flow App 20020033030 - Kawaguchi, Toshiyasu ; et al. | 2002-03-21 |
| Vacuum degassing method for molten glass flow Grant 6,332,339 - Kawaguchi , et al. December 25, 2 | 2001-12-25 |
| Glass substrate for plasma display panel Grant 5,888,917 - Kawaguchi , et al. March 30, 1 | 1999-03-30 |
| Process for producing silica glass fibers Grant 4,838,914 - Ohta , et al. June 13, 1 | 1989-06-13 |
| Spherical silica glass powder particles and process for their production Grant 4,767,433 - Iura , et al. August 30, 1 | 1988-08-30 |
| Sealing glass compositions Grant 4,405,722 - Kokubu , et al. September 20, 1 | 1983-09-20 |
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