Inventor · disambiguated record
Daiichiro Tanaka
Also filed as: TANAKA DAIICHIRO
11 granted patents·2 pending applications·99 citations·filing 1974–2013
89Inventor score
Files withFUJIKURA LTD6AFL TELECOMMUNICATIONS LLC2SANKO CHEMICAL CO LTD2BANSAL LALITKUMAR1SAKUMA KEN1
Top patents by PatentIndex Score
13 records- 0190US3983292APressure sensitive recording papersSANKO CHEMICAL CO LTD·Filed 1974·Granted Sep 28, 1976·26 cites·3 claims
- 0283US9228890B2Method of measuring acoustic distribution and distributed acoustic sensorFUJIKURA LTD·Filed 2013·Granted Jan 5, 2016·6 cites·10 claims
- 0382US4046941ASupport sheet with sensitized coating of organic acid substance and organic high molecular compound particulate mixtureSANKO CHEMICAL CO LTD·Filed 1975·Granted Sep 6, 1977·38 cites·21 claims
- 0473US7346258B2Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the sameFUJIKURA LTD·Filed 2005·Granted Mar 18, 2008·5 cites·1 claims
- 0569US7406236B2Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the sameFUJIKURA LTD·Filed 2006·Granted Jul 29, 2008·4 cites·4 claims
- 0668US8693825B2Ferrule structure and assembly for lens terminated fiberSUGRIM CHANDRAIKA JOHN·Filed 2010·Granted Apr 8, 2014·4 cites·19 claims
- 0767US7203397B2Polarization maintaining optical fiber coupler and method of manufacturing sameFUJIKURA LTD·Filed 2003·Granted Apr 10, 2007·12 cites·9 claims
- 0864US9235004B2Method and apparatus for cleaving and chamfering optical fiberAFL TELECOMMUNICATIONS LLC·Filed 2013·Granted Jan 12, 2016·3 cites·16 claims
- 0956US7711238B2Optical fiber and optical fiber coupler, erbium-doped optical fiber amplifier, and optical waveguide using the sameFUJIKURA LTD·Filed 2007·Granted May 4, 2010·1 cites·7 claims
- 1043US2010119199A1Reduced size fiber optic probe using multiple incident anglesAFL TELECOMMUNICATIONS LLC·Filed 2008·Application pending·0 cites
- 1142US8508119B2Phosphor and an incandescent lamp color light emitting diode lamp using the sameSAKUMA KEN·Filed 2005·Granted Aug 13, 2013·0 cites·14 claims
- 1240US2012027368A1Hollow core fiber power combiner and dividerBANSAL LALITKUMAR·Filed 2009·Application pending·0 cites
- 1339US7450802B2Optical fiber coupler and optical fiber thereforFUJIKURA LTD·Filed 2004·Granted Nov 11, 2008·0 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →