Inventor · disambiguated record
Richard J. Hetherington
Also filed as: HETHERINGTON RICHARD J
3 granted patents·40 citations·filing 1980–1992
67Inventor score
Technology areasH10W
Files withIBM3
Top patents by PatentIndex Score
3 records- 0160US4302625AMulti-layer ceramic substrateIBM·Filed 1980·Granted Nov 24, 1981·25 cites·4 claims
- 0247US4336088AMethod of fabricating an improved multi-layer ceramic substrateIBM·Filed 1981·Granted Jun 22, 1982·15 cites·4 claims
- 0320US5294520AZero undercut etch processIBM·Filed 1992·Granted Mar 15, 1994·0 cites·7 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →