Inventor · disambiguated record
Isao Hamana
Also filed as: HAMANA ISAO
4 granted patents·303 citations·filing 1973–1975
81Inventor score
Files withTEIJIN LTD4
Top patents by PatentIndex Score
4 records- 0194US4000239AProcess for spinning naphthalate polyester fibersTEIJIN LTD·Filed 1973·Granted Dec 28, 1976·123 cites·2 claims
- 0292US3998988AConjugate fiber, fibrous material and fibrous article made therefrom and process for production thereofTEIJIN LTD·Filed 1975·Granted Dec 21, 1976·154 cites·4 claims
- 0383US3977175ADraw-texturing polyester yarnsTEIJIN LTD·Filed 1974·Granted Aug 31, 1976·22 cites·19 claims
- 0435US4001479ANovel naphthalate polyester fibers, and their end usesTEIJIN LTD·Filed 1975·Granted Jan 4, 1977·4 cites·6 claims
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