Inventor · Sugar Land, TX, US

John Robert Lockemeyer

37Patents
10h-index
20Co-inventors
75Inventor score

Filing activity: Jun 6, 1996 → Nov 29, 2017

Most-cited inventions

PatentTitleAreaCited byStatus
US6368998B1 Process for preparing catalyst with improved catalytic properties Chemistry; Metallurgy 73 Expired
US5929259A Preparation of ethylene oxide and catalyst Emerging Cross-Sectional Technologies 46 Expired
US6656874B2 Process for preparing catalysts with improved catalytic properties Emerging Cross-Sectional Technologies 41 Expired
US6579825B2 Catalyst composition Performing Operations; Transporting 35 Expired
US7102022B2 Method for the start-up of an epoxidation process and a process for the epoxidation of an olefin Chemistry; Metallurgy 34 Expired
US6831037B2 Catalyst carriers Chemistry; Metallurgy 28 Expired
US7485597B2 Method for improving the selectivity of a catalyst and a process for the epoxidation of an olefin Chemistry; Metallurgy 20 Expired
US7259129B2 Silver-containing catalysts, the manufacture of such silver-containing catalysts, and the use thereof Performing Operations; Transporting 13 Expired
US7247600B2 Catalyst composition Performing Operations; Transporting 12 Expired
US8084390B2 Catalyst, a process for preparing the catalyst and a process for the production of an olefin oxide, a 1,2-diol, a 1,2 diol ether, or an alkanolamine Emerging Cross-Sectional Technologies 11 Active
US7425647B2 Process for preparing a group V111-metal containing catalyst, use thereof for preparing an alkenyl carboxylate Performing Operations; Transporting 10 Expired
US7825062B2 Catalyst carrier and a process for preparing the catalyst carrier Performing Operations; Transporting 10 Active
US9339798B2 Catalyst for the epoxidation of oelfins Emerging Cross-Sectional Technologies 9 Active
US7439375B2 Catalyst composition Performing Operations; Transporting 8 Active
US7560411B2 Olefin epoxidation process, a catalyst for use in the process, a carrier for use in preparing the catalyst, and a process for preparing the carrier Emerging Cross-Sectional Technologies 8 Active
US7232918B2 Catalyst composition Performing Operations; Transporting 7 Expired
US9073035B2 Catalyst and catalyst carrier Emerging Cross-Sectional Technologies 7 Active
US8937031B2 Epoxidation catalyst, a process for preparing the catalyst, and a process for the production of an olefin oxide Emerging Cross-Sectional Technologies 7 Active
US7232786B2 Catalyst composition Performing Operations; Transporting 6 Expired
US5733840A Catalyst carrier Chemistry; Metallurgy 5 Expired
US5821191A Process for presulfiding hydrocarbon processing catalysts Performing Operations; Transporting 5 Expired
US7504525B2 Catalyst composition Performing Operations; Transporting 4 Expired
US7538235B2 Process for preparing a catalyst, the catalyst, and a use of the catalyst Emerging Cross-Sectional Technologies 4 Expired
US8357813B2 Process for the production of an olefin oxide Emerging Cross-Sectional Technologies 4 Active
US6093309A Method of treating spontaneously combustible catalysts Performing Operations; Transporting 4 Expired

Source: USPTO / EPO open patent data. Inventor disambiguation is heuristic; counts are objective bibliographic measures.