Inventor · disambiguated record
John C. Clayton
Also filed as: CLAYTON JOHN · CLAYTON JOHN C
7 granted patents·1 pending application·207 citations·filing 1983–2005
89Inventor score
Top patents by PatentIndex Score
8 records- 0194US4562181AAmorphous form of cefuroxime esterGLAXO GROUP LTD·Filed 1983·Granted Dec 31, 1985·45 cites·14 claims
- 0288US4820833APreparation of a highly pure, substantially amorphous form of cefuroxime axetilGLAXO GROUP LTD·Filed 1986·Granted Apr 11, 1989·26 cites·5 claims
- 0383US4994567AProcess for preparation of cefuroxime esterGALAXO GROUP LIMITED·Filed 1988·Granted Feb 19, 1991·21 cites·8 claims
- 0482US5013833AProcess for preparing cefuroxime axetilGLAXO GROUP LTD·Filed 1988·Granted May 7, 1991·27 cites·3 claims
- 0573US5221966AVideo signal production from cinefilm originated materialAVESCO PLC·Filed 1991·Granted Jun 22, 1993·52 cites·17 claims
- 0657US5335194ASample rate converterINNOVISION LTD·Filed 1992·Granted Aug 2, 1994·23 cites·10 claims
- 0744US4766484ANTSC/PAL switchable video color decoder using a digital comb filter and methodAVESCO PLC·Filed 1987·Granted Aug 23, 1988·13 cites·9 claims
- 0836US2006154187A1Development of radiation-sensitive elementsWILSON JOHN·Filed 2005·Application pending·0 cites
Join the waitlist — get patent alerts
Get an alert when John C. Clayton files or is granted a new patent.
We store only your email — no account needed. See our privacy policy.
Identity basis: PatentsView inventor disambiguation (2025Q4-odp release). How scoring works →