Inventor · disambiguated record
Katsumi Kikawa
Also filed as: KIKAWA KATSUMI
3 granted patents·95 citations·filing 1990–1991
74Inventor score
Technology areasH04B
Files withFUJITSU LTD3
Top patents by PatentIndex Score
3 records- 0175US5296957AOptical repeater having loop-back function used in transmission systemFUJITSU LTD·Filed 1991·Granted Mar 22, 1994·64 cites·27 claims
- 0248US5130837AOptical repeater haivng means for preventing malfunction due to the presence of noiseFUJITSU LTD·Filed 1990·Granted Jul 14, 1992·20 cites·36 claims
- 0338US5293260AOptical repeater off-state supervisory method and device thereforFUJITSU LTD·Filed 1991·Granted Mar 8, 1994·11 cites·3 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →