Edahiro; Takao
Patent Applications and Registrations
Patent applications and USPTO patent grants for Edahiro; Takao.The latest application filed is for "optical transmission fiber and process for producing the same".
- Edahiro; Takao - Ibaraki JP
- Edahiro; Takao - Mito JP
| Patent | Date |
|---|---|
| Optical transmission fiber and process for producing the same Grant 5,033,815 - Edahiro , et al. July 23, 1 | 1991-07-23 |
| Process for producing optical glass product Grant 4,528,010 - Edahiro , et al. July 9, 1 | 1985-07-09 |
| Single mode optical fibers Grant 4,525,027 - Okamoto , et al. June 25, 1 | 1985-06-25 |
| Single-polarization single-mode optical fiber Grant 4,480,897 - Okamoto , et al. November 6, 1 | 1984-11-06 |
| Process for producing optical fiber preform Grant 4,414,008 - Edahiro , et al. November 8, 1 | 1983-11-08 |
| Process for producing high-purity silica glass Grant 4,406,680 - Edahiro , et al. September 27, 1 | 1983-09-27 |
| Process for preparing glass preform for optical fiber Grant 4,402,720 - Edahiro , et al. September 6, 1 | 1983-09-06 |
| Single mode optical fibers Grant 4,372,647 - Okamoto , et al. February 8, 1 | 1983-02-08 |
| Method of fabricating multi-mode optical fiber preforms Grant 4,367,085 - Suto , et al. January 4, 1 | 1983-01-04 |
| Fabrication method of single-mode optical fiber preforms Grant 4,345,928 - Kawachi , et al. August 24, 1 | 1982-08-24 |
| Process for producing a glass preform for optical fiber Grant 4,338,111 - Edahiro , et al. July 6, 1 | 1982-07-06 |
| Eccentric core optical waveguide Grant 3,950,073 - Horiguchi , et al. April 13, 1 | 1976-04-13 |
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