Inventor · disambiguated record
Koh Era
Also filed as: ERA KOH
4 granted patents·38 citations·filing 1988–1994
74Inventor score
Top patents by PatentIndex Score
4 records- 0159US4875967AMethod for growing a single crystal of cubic boron nitride semiconductor and method for forming a p-n junction thereof, and light emitting elementNAT INST RES INORGANIC MAT·Filed 1988·Granted Oct 24, 1989·17 cites·11 claims
- 0251US4980730ALight emitting element of cubic boron nitrideNAT INST FOR RESEARCH IN ORGAN·Filed 1989·Granted Dec 25, 1990·17 cites·3 claims
- 0332US5414279AcBN semiconductor device having an ohmic electrode and a method of making the sameNAT INST RES INORGANIC MAT·Filed 1993·Granted May 9, 1995·4 cites·6 claims
- 0424US5444017AMethod of making cBN semiconductor device having an ohmic electrodeNAT INST RES INORGANIC MAT·Filed 1994·Granted Aug 22, 1995·0 cites·11 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →