Inventor · disambiguated record
Makoto Haneda
Also filed as: HANEDA MAKOTO
9 granted patents·246 citations·filing 1985–2000
90Inventor score
Files withHITACHI LTD9
Top patents by PatentIndex Score
9 records- 0185US6195371B1Optical transmission device and method for driving laser diodeHITACHI LTD·Filed 2000·Granted Feb 27, 2001·33 cites·3 claims
- 0284US4803361APhotoelectric device with optical fiber and laser emitting chipHITACHI LTD·Filed 1987·Granted Feb 7, 1989·54 cites·20 claims
- 0379US4997243AMethod of mounting a light emitting chip and an optical fiber on a photoelectric deviceHITACHI LTD·Filed 1990·Granted Mar 5, 1991·54 cites·4 claims
- 0471US6195370B1Optical transmission device and method for driving laser diodeHITACHI LTD·Filed 1997·Granted Feb 27, 2001·41 cites·5 claims
- 0568US5283846AOptical isolator, optical circuit, and rare-earth-doped fiber optical amplifierHITACHI LTD·Filed 1992·Granted Feb 1, 1994·31 cites·9 claims
- 0650US4920262APhotoelectric device with leadsHITACHI LTD·Filed 1989·Granted Apr 24, 1990·13 cites·12 claims
- 0743US4779281ALight emitting chip and optical communication apparatus using the sameHITACHI LTD·Filed 1987·Granted Oct 18, 1988·8 cites·6 claims
- 0843US4701927ALight emitting chip and optical communication apparatus using the sameHITACHI LTD·Filed 1985·Granted Oct 20, 1987·8 cites·9 claims
- 0928US5386310AParallel optical switching apparatusHITACHI LTD·Filed 1992·Granted Jan 31, 1995·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →