Inventor · disambiguated record
Katsubumi Koyanagi
Also filed as: KOYANAGI KATSUBUMI
3 granted patents·1 pending application·60 citations·filing 1981–2006
71Inventor score
Files withSHARP KK4
Top patents by PatentIndex Score
4 records- 0181US4413256ADriving method for display panelsSHARP KK·Filed 1981·Granted Nov 1, 1983·48 cites·2 claims
- 0247US4845574AApparatus for recording and reproducing digital signals on magnetic tapeSHARP KK·Filed 1986·Granted Jul 4, 1989·8 cites·6 claims
- 0340US2007071425A1Sensing apparatus, program execution apparatus and image-taking systemSHARP KK·Filed 2006·Application pending·0 cites
- 0436US4812987AWave shaping circuitSHARP KK·Filed 1985·Granted Mar 14, 1989·4 cites·8 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →