Inventor · disambiguated record
Katsuramaru Fujita
Also filed as: FUJITA KATSURAMARU
3 granted patents·51 citations·filing 1985–1987
72Inventor score
Files withSUMITOMO CHEMICAL CO3
Top patents by PatentIndex Score
3 records- 0161US4768860APlastic optical cableSUMITOMO CHEMICAL CO·Filed 1986·Granted Sep 6, 1988·21 cites·3 claims
- 0253US4758067APlastic optical fiberSUMITOMO CHEMICAL CO·Filed 1985·Granted Jul 19, 1988·16 cites·13 claims
- 0350US4779954APlastic optical fiber resistant to heat and humiditySUMITOMO CHEMICAL CO·Filed 1987·Granted Oct 25, 1988·14 cites·13 claims
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