Inventor · disambiguated record
Chiyoko Yamamoto
Also filed as: YAMAMOTO CHIYOKO
3 granted patents·84 citations·filing 1994–1998
74Inventor score
Files withFUJITSU LTD3
Top patents by PatentIndex Score
3 records- 0170US5546403ABidirectional line switch ring networkFUJITSU LTD·Filed 1994·Granted Aug 13, 1996·40 cites·9 claims
- 0265US5534822AParallel phase-locked loop oscillator circuits with average frequency calculation of input stage loopFUJITSU LTD·Filed 1994·Granted Jul 9, 1996·29 cites·9 claims
- 0339US6343068B1Guard apparatus for avoiding malfunction in optical communication systemFUJITSU LTD·Filed 1998·Granted Jan 29, 2002·15 cites·17 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →