2019/Publication Journal: The study of determining ability of a cane billet measuring board from a chopper harvester
Sombat Kawprateep, Ratana Tangwongkit, Pongsak Chontanasawat, Chuti Moungprasert, Nonthawat Chainarong and Todsaporn Chaowiset. 2019. The study of determining ability of a cane billet measuring board from a chopper harvester. KMITL Prince of Chumphon Journal (Science and Technology). Vol. 2 No.1 January-December 2019. 30-35 pp.
2018/Publication KHON KAEN AGRICULTURE JOURNAL (Supplement): Sugarcane billet length measuring device from a chopper harvester
Sombat Khawprateep, Ratana Tangwongkit, Pongsak Chontanasawat, Chuti Moungprasert, Nonthawat Chainarong and Somwang Leekar. 2018. Sugarcane billet length measuring device from a chopper harvester. KAJ. vol. 46 (Supplement): 249–256 pp.
2016/Publication Development of Seed Coat Separator and Cleaner for Mungbean Sprouts
Pongsak Chontanasawat Chuti Moungprasert Borpit Tangwongkit Ratana Tangwongkit and Phulprasert Piya-anant.
2013/Publication Development of a Semi-automatic Germinator and Cooker of Germinated Brown Rice
Pongsak Chontanasawat Borpit Tangwongkit Ratana Tangwongkit and Chuti Moungprasert
2013/Publication Environmental factor affecting brown rice germination on the design a semi-automatically brown rice seedling machine
Pongsak Chontanasawat Borpit Tangwongkit Ratana Tangwongkit and Chuti Moungprasert
2012/Publication Study and Designing of Seed Coat Separator for Mungbean Sprouts
Pongsak Chontanasawat Borpit TangwongkitRatana Tangwongkit and Sunattha Attisilwet