Inventor · disambiguated record
John K. Koh
Also filed as: KOH JOHN K
5 granted patents·37 citations·filing 1978–1995
79Inventor score
Top patents by PatentIndex Score
5 records- 0165USD252841SSoap dishKOH JOHN K·Filed 1978·Granted Sep 11, 1979·9 cites·1 claims
- 0252USD262653SIncubator oxygen domeKOH JOHN K·Filed 1980·Granted Jan 12, 1982·6 cites·1 claims
- 0341US5589352ADiffusion gradient chamber systemUNIV MICHIGAN STATE·Filed 1995·Granted Dec 31, 1996·12 cites·34 claims
- 0441USD269369SOxygen hoodKOH JOHN K·Filed 1980·Granted Jun 14, 1983·3 cites·1 claims
- 0534US4775003ALaboratory materials and apparatus support and laminar flow thermal transfer deviceKOH JOHN K·Filed 1987·Granted Oct 4, 1988·7 cites·15 claims
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Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →