Inventor · disambiguated record
Takao Edahiro
Also filed as: EDAHIRO TAKAO
15 granted patents·480 citations·filing 1974–1990
95Inventor score
Top patents by PatentIndex Score
15 records- 0198US4402720AProcess for preparing glass preform for optical fiberNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted Sep 6, 1983·89 cites·15 claims
- 0296US4345928AFabrication method of single-mode optical fiber preformsNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted Aug 24, 1982·63 cites·7 claims
- 0393US3950073AEccentric core optical waveguideNIPPON TELEGRAPH & TELEPHONE·Filed 1974·Granted Apr 13, 1976·67 cites·11 claims
- 0491US4367085AMethod of fabricating multi-mode optical fiber preformsNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted Jan 4, 1983·45 cites·10 claims
- 0586US4372647ASingle mode optical fibersNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted Feb 8, 1983·56 cites·7 claims
- 0677US4338111AProcess for producing a glass preform for optical fiberNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted Jul 6, 1982·23 cites·1 claims
- 0769US4528010AProcess for producing optical glass productNIPPON TELEGRAPH & TELEPHONE·Filed 1984·Granted Jul 9, 1985·25 cites·8 claims
- 0868US4480897ASingle-polarization single-mode optical fiberNIPPON TELEGRAPH & TELEPHONE·Filed 1982·Granted Nov 6, 1984·24 cites·2 claims
- 0965US4406680AProcess for producing high-purity silica glassNIPPON TELEGRAPH & TELEPHONE·Filed 1982·Granted Sep 27, 1983·15 cites·3 claims
- 1062US4838916AMethod for making single-polorization, single mode optical fibersNIPPON TELEGRAPH & TELEPHONE·Filed 1987·Granted Jun 13, 1989·16 cites·18 claims
- 1160US5033815AOptical transmission fiber and process for producing the sameNIPPON TELEPHONE & TELEGRAPH·Filed 1990·Granted Jul 23, 1991·22 cites·18 claims
- 1253US4525027ASingle mode optical fibersNIPPON TELEGRAPH & TELEPHONE·Filed 1984·Granted Jun 25, 1985·13 cites·4 claims
- 1350US4406684ACore torch for fabricating single-mode optical fiber preformsNIPPON TELEGRAPH & TELEPHONE·Filed 1982·Granted Sep 27, 1983·10 cites·4 claims
- 1446US4414008AProcess for producing optical fiber preformNIPPON TELEGRAPH & TELEPHONE·Filed 1981·Granted Nov 8, 1983·7 cites·2 claims
- 1540US4318726AProcess for producing optical fiber preformNIPPON TELEGRAPH & TELEPHONE·Filed 1980·Granted Mar 9, 1982·5 cites·10 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →