Inventor · disambiguated record
Richard G. Whitfield
Also filed as: WHITFIELD RICHARD G · WHITFIELD RICHARD GUY
10 granted patents·994 citations·filing 1980–1998
93Inventor score
Top patents by PatentIndex Score
10 records- 0198US4484948ANatural wax-containing ink jet inksEXXON RESEARCH ENGINEERING CO·Filed 1983·Granted Nov 27, 1984·345 cites·10 claims
- 0298US4390369ANatural wax-containing ink jet inksEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Jun 28, 1983·403 cites·19 claims
- 0394US4361843AInk jet compositions and methodEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Nov 30, 1982·72 cites·18 claims
- 0485US4793264ALow corrosion impulse ink jet ink containing anti-oxidantDATAPRODUCTS CORP·Filed 1987·Granted Dec 27, 1988·43 cites·2 claims
- 0584US4758276AStearic acid-containing ink jet inksDATAPRODUCTS CORP·Filed 1986·Granted Jul 19, 1988·42 cites·9 claims
- 0672US5182572ADemand ink jet utilizing a phase change ink and method of operatingDATAPRODUCTS CORP·Filed 1991·Granted Jan 26, 1993·30 cites·19 claims
- 0772US4400215AInk jet ink formulation for reduced start-up problemsEXXON RESEARCH ENGINEERING CO·Filed 1981·Granted Aug 23, 1983·23 cites·36 claims
- 0853US4303445AInk jet printing formulationsEXXON RESEARCH ENGINEERING CO·Filed 1980·Granted Dec 1, 1981·11 cites·12 claims
- 0952US6119494ALocking apparatusPEGLER LTD·Filed 1998·Granted Sep 19, 2000·17 cites·15 claims
- 1044US4537631AInk jet ink formulation for reduced start-up problemsEXXON RESEARCH ENGINEERING CO·Filed 1983·Granted Aug 27, 1985·8 cites·10 claims
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