Inventor · disambiguated record
Katsuyoshi Kawaguchi
Also filed as: KAWAGUCHI KATSUYOSHI
6 granted patents·26 citations·filing 2003–2006
78Inventor score
Files withINDEPENDENT ADMINISTRATIVE INSTITUTION JAPAN AGENCY FOR MARINE EARTH SCI & TECH3MITSUBISHI ELECTRIC CORP2JAPAN MARINE SCIENCE & TECH1
Top patents by PatentIndex Score
6 records- 0180US7437070B2Submarine observation apparatus and submarine observation systemMITSUBISHI ELECTRIC CORP·Filed 2005·Granted Oct 14, 2008·12 cites·15 claims
- 0264US7539413B2Observation apparatus and observation systemMITSUBISHI ELECTRIC CORP·Filed 2005·Granted May 26, 2009·4 cites·19 claims
- 0353US7102257B2Submarine cable power feeding systemJAPAN MARINE SCIENCE & TECH·Filed 2003·Granted Sep 5, 2006·4 cites·7 claims
- 0450US7276811B2Submarine power feeding system having submarine feeding cables and power feeding branching devicesINDEPENDENT ADMINISTRATIVE INSTITUTION JAPAN AGENCY FOR MARINE EARTH SCI & TECH·Filed 2006·Granted Oct 2, 2007·2 cites·3 claims
- 0540US7166933B2Submarine power feeding branching device for submarine power feeding system having submarine feeding cables arranged in mesh patternINDEPENDENT ADMINISTRATIVE INSTITUTION JAPAN AGENCY FOR MARINE EARTH SCI & TECH·Filed 2003·Granted Jan 23, 2007·4 cites·9 claims
- 0634US7768698B2Raman amplifier and optical communication systemINDEPENDENT ADMINISTRATIVE INSTITUTION JAPAN AGENCY FOR MARINE EARTH SCI & TECH·Filed 2004·Granted Aug 3, 2010·0 cites·14 claims
Join the waitlist — get patent alerts
Get an alert when Katsuyoshi Kawaguchi files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →