Inventor
IWASHITA TETSUSHI
JP3 patents
Patents
3 patentsUS4824654AApr 25, 1989
Process of producing needle-shaped calcium carbonate particles
YABASHI IND CO LTD43 citations88
US6228339B1May 8, 2001
Process for producing hydroxyapatite fibers
YABASHI IND CO LTD13 citations71
US4857291AAug 15, 1989
Process of producing plate-shaped calcium carbonate particles
YABASHI IND CO LTD16 citations69