Ladsritha, Rapheephat (Thailand)
Laohavanich, Juckmas (Thailand)
Laophasit, Peerawut (Thailand)
Laosat, Chaiwattanapat, <p><span>Department of Design, Faculty of Arts, Songkhla Rajabhat University</span></p> (Thailand)
Lawanwong, Komgrit (Thailand)
Lawong, Amin, <span>Department of Industrial Engineering, Faculty of Engineering, Kalasin University</span> (Thailand)
Leelawan, Worawit, <span>Department of Industrial Management Technology, Faculty of Science and Technology, Dhonburi Rajabhat University</span> (Thailand)
Leewuthinan, Suthinan (Thailand)
Lekauwsay, Sarayoot (Thailand)
Lertkrai, Onpawee Lertkrai (Thailand)
Lertvijitpun, Pisak, King Mongkut's University Technology of north bangkok (Thailand)
Lertvijitpun, Pisak, <p>Department of Welding Engineering Technology, College of Industrial Technology, King Mongkut’s University of Technology North Bangkok</p> (Thailand)
Lertwimolnun, Wiboon (Thailand)
Lertwisuttipaiboon, Sudaw, <span>Department of Health Science, Master of Science, Sukhothai Thammathirat Open University</span> (Thailand)
Limpasanticharoen, Taweechai (Thailand)
Limpraditthanont, Natthaphat (Thailand)
Limtrakul, Sunun (Thailand)
Lobos, Jorge (Thailand)
Loymuangklang, Atipunt, Department of Industrial Engineering Technology, College of Industrial Technology, King Mongkut’s University of Technology North Bangkok
Luangpaiboon, Pongchanun (Thailand)
Lueachai, Sirapong (Thailand)