Inventor
OHTA TADAO
JP6 patents
⚠️ This page may combine multiple inventors who share the name “OHTA TADAO”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
SHISEIDO CO LTD
3 patentsUS5122418AJun 16, 1992
Composite powder and production process
SHISEIDO CO LTD223 citations97
US5182103AJan 26, 1993
Magnesium aluminometasilicate coated composite powder and use thereof
SHISEIDO CO LTD45 citations91
US5135649AAug 4, 1992
Column packing material with both hydrophobic and hydrophilic groups and process for production thereof
SHISEIDO CO LTD24 citations90