Inventor · disambiguated record
Yasuyuki Sugawara
Also filed as: SUGAWARA YASUYUKI
4 granted patents·121 citations·filing 1977–1987
79Inventor score
Top patents by PatentIndex Score
4 records- 0186US4812014AWater penetration-detecting apparatus and optical fiber cable using sameFUJIKURA LTD·Filed 1987·Granted Mar 14, 1989·48 cites·15 claims
- 0276US4114981AOptical fiber for communicationNIPPON TELEGRAPH & TELEPHONE·Filed 1977·Granted Sep 19, 1978·33 cites·4 claims
- 0371US4836639AOptical fiber cable having a neutral axis defining a zero stressFUJIKURA LTD·Filed 1987·Granted Jun 6, 1989·35 cites·13 claims
- 0433US4679899AOptical fiberFUJIKURA LTD·Filed 1985·Granted Jul 14, 1987·5 cites·6 claims
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