Inventor · disambiguated record
Nobuhiko Kawatsuki
Also filed as: KAWATSUKI NOBUHIKO
3 granted patents·88 citations·filing 1986–1986
73Inventor score
Technology areasG02B
Files withKURARAY CO3
Top patents by PatentIndex Score
3 records- 0181US4749245AThin film waveguide device and manufacturing method for making sameKURARAY CO·Filed 1986·Granted Jun 7, 1988·49 cites·7 claims
- 0272US4777116AMethod for manufacturing phase gratings of a combination pattern-refraction modification typeKURARAY CO·Filed 1986·Granted Oct 11, 1988·34 cites·10 claims
- 0333US4759607APhase gratings of a combination pattern-refraction modification typeKURARAY CO·Filed 1986·Granted Jul 26, 1988·5 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →