Inventor · disambiguated record
Takeji Akutsu
Also filed as: AKUTSU TAKEJI
5 granted patents·25 citations·filing 1990–2013
74Inventor score
Technology areasG02B
Top patents by PatentIndex Score
5 records- 0170US8059930B2Optical fiber and method for fabricating the sameNAKAI TADAHIKO·Filed 2008·Granted Nov 15, 2011·7 cites·2 claims
- 0247US8023785B2Laser guide optical fiber and laser guide including the sameMITSUBISHI CABLE IND LTD·Filed 2008·Granted Sep 20, 2011·0 cites·8 claims
- 0347US5177808AOptical energy beam transmission path structureMITSUBISHI HEAVY IND LTD·Filed 1990·Granted Jan 5, 1993·15 cites·19 claims
- 0442US8532455B2Optical fiberNAKAI TADAHIKO·Filed 2008·Granted Sep 10, 2013·0 cites·5 claims
- 0536USD742327S“Optical fiber cable”MITSUBISHI CABLE IND LTD·Filed 2013·Granted Nov 3, 2015·3 cites·1 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →