O'Sullivan, E., Institute for Manufacturing, Department of Engineering, University of Cambridge (United Kingdom)
October-December 2017, Cover Vol. 10, No. 4,
October-December 2020, Cover Vol. 13, No.4
October–December 2016, Cover Vol. 9, No. 4
October–December 2018, Cover Vol. 11, No. 4,
October–December 2019, Cover Vol. 12, No. 4
October–December 2021 (Special Issue), Cover Vol. 14, No.4
October–December 2022, Cover Vol. 15, No. 4
October–December 2023, Cover Vol. 16, No. 4
Odewole, Michael Mayokun, <p>Department of Food Engineering, Faculty of Engineering and Technology, University of Ilorin, Kwara State, Nigeria</p>
Ogbozige, Francis James, Department of Civil Engineering, Federal University Otuoke, Nigeria
Ogunwande, Gabriel Seun, Department of Metallurgical and Materials Engineering, Federal University of Technology, Akure, Ondo State, Nigeria
Ojo, Daramola Oluyemi, Department of Metallurgical and Materials Engineering, Federal University of Technology, Ondo State, Nigeria
Oki, Makanjuola, <p>Department of Mechanical Engineering, College of Engineering, Landmark University, Omu-Aran, Kwara State, Nigeria</p>
Okubanjo, Ayodeji, Department of Electrical and Electronics Engineering, Olabisi Onabanjo University, Ago-Iwoye, Nigeria
Oladele, Isiaka Oluwole, Department of Metallurgical and Materials Engineering, Federal University of Technology, Akure, Ondo State, Nigeria
Oladele, Isiaka Oluwole, Department of Metallurgical and Materials Engineering, Federal University of Technology, Akure, Nigeria
Oladijo, Oluseyi Philip, <p>Department of Chemical, Materials and Metallurgical Engineering, Botswana International University of Science and Technology, Palapye, Botswana</p>
Oladijo, Oluseyi Philip, Department of Chemical, Materials and Metallurgical Engineering, Botswana International University of Science and Technology, Palapye Private Bag, Botswana
Olarnrithinun, S., Metal Deformation Technology Laboratory, National Metal and Materials Technology Center 114 Thailand Science Park, Paholyothin Rd, Klong1, Klong Luang, Pathumthani (Thailand)
Olasehinde, David Ayodeji, Department of Agricultural and Biosystems Engineering Landmark University, Omu Aran, Kwara State, Nigeria
Olay, Jerry G., Department of Chemical Engineering, College of Engineering, Adamson University, Manila, Philippines
Oluwole, Oladele Isiaka, Department of Metallurgical and Materials Engineering, Federal University of Technology, Ondo State, Nigeria
Omotosho, Taiwo Fisayo, Department of Metallurgical and Materials Engineering, Federal University of Technology, Akure, Ondo State, Nigeria
Onbat, Keattipong, Department of Industrial Technology, Faculty of Industrial Technology, Nakhon Phanom University, Nakhon Phanom, Thailand
Ong, Keat Khim, Research Centre for Chemical Defence, Universiti Pertahanan Nasional Malaysia, Kuala Lumpur, Malaysia
Onokohwomo, Charles O., Department of Mechanical Engineering, College of Engineering, Landmark University, Omu-Aran, Kwara State, Nigeria
Onuh, Linus Nnabuike, Department of Metallurgical and Materials Engineering, Federal University of Technology, Akure, Nigeria
Onyu, Kannika, Department of Industrial Chemistry, Faculty of Applied Science, King Mongkut’s University of Technology North Bangkok, Bangkok, Thailand
Opaprakasit, Pakorn, <p>School of Bio-Chemical Engineering and Technology, Sirindhorn International Institute of Technology (SIIT), Thammasat University, Pathum Thani, Thailand</p>
Opaprakasit, Pakorn, School of Bio-Chemical Engineering and Technology, Sirindhorn International Institute of Technology (SIIT), Thammasat University, Pathum Thani, Thailand
Opobiyi, Abdulqadir Tosho, <p>Department of Agricultural and Biosystems Engineering, Faculty of Engineering and Technology, University of Ilorin, Kwara State, Nigeria</p>
Ortenero, Joseph R., <p>Department of Chemical Engineering, Gokongwei College of Engineering, De La Salle University, Manila, Philippines</p>
Oruganti, Raj Kumar, Department of Civil Engineering, Indian Institute of Technology Hyderabad, Telangana, India
Osifeko, Martins, Department of Computer Engineering, Olabisi Onabanjo University, Ago-Iwoye, Nigeria
Osman, Roseley, ANR Synergy Sdn. Bhd., Kuala Lumpur, Malaysia
Otarawanna, Somboon, <p>National Metal and Materials Technology Center (MTEC), National Science and Technology Development Agency (NSTDA), Pathum Thani, Thailand</p>
Othman, A., Department of Mechanical and Manufacturing Engineering, Faculty of Engineering, University Putra Malaysia, Serdang (Malaysia)
Ouajai, Sirisart, Department of Industrial Chemistry, Faculty of Applied Science, King Mongkut’s University of Technology North Bangkok, Bangkok, Thailand
Ouajai, Walaiporn Prissanaroon, Department of Industrial Chemistry, Faculty of Applied Science, King Mongkut’s University of Technology North Bangkok, Bangkok, Thailand
Ounsri, Ariya, <p>Department of Industrial Engineering, Faculty of Engineering, King Mongkut’s University of Technology North Bangkok, Bangkok, Thailand</p>
Ounsuk, Patravee, <p>National Center of Excellence for Petroleum, Petrochemicals and Advance Material, Department of Chemical Engineering, Faculty of Engineering, Kasetsart University, Bangkok, Thailand</p>
Owa, Felix Adebayo, Department of Materials and Metallurgical Engineering, Federal University Oye, Ekiti State, Nigeria
Oyelaran, Olatunde Ajani, Department of Research and Development, Hydraulic Equipment Development Institute, Kano, Nigeria
Oyetola, Oluwadamilola, Department of Electrical and Electronics Engineering, Olabisi Onabanjo University, Ago-Iwoye, Nigeria
Ozcan, Ahmet C., Department of Mechanical Engineering, Istanbul Technical University, Istanbul, Turkey
O’Brien, Christopher, Emeritus Professor of Production Engineering, Nottingham University, United Kingdom
O’Brien, OBE, Christopher, Emeritus Professor of Production Engineering, Nottingham University, United Kingdom
O’Connor, M., Six Sigma Master Black Belt, TRW Automotive LLC, Michigan (United States)