Inventor · disambiguated record

Arthur D. Ritchie

Also filed as: RITCHIE ARTHUR D · YAMAGUCHI TADANORI

2 granted patents·20 citations·filing 1977–1979

59Inventor score

Technology areasH10P

Files withTEKTRONIX INC2

Top patents by PatentIndex Score

2 records

0149US4261761AMethod of manufacturing sub-micron channel width MOS transistorTEKTRONIX INC·Filed 1979·Granted Apr 14, 1981·12 cites·7 claims
0240US4217599ANarrow channel MOS devices and method of manufacturingTEKTRONIX INC·Filed 1977·Granted Aug 12, 1980·8 cites·10 claims

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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →