Learn more

YAHASHI KOGYO KK

Overview
  • Total Patents
    65
About

YAHASHI KOGYO KK has a total of 65 patent applications. Its first patent ever was published in 1980. It filed its patents most often in Japan. Its main competitors in its focus markets materials and metallurgy, pharmaceuticals and medical technology are SHIN NIHON KAGAKU KOGYO KK, POLAR SAPPHIRE LTD and STARON JOZEF.

Patent filings in countries

World map showing YAHASHI KOGYO KKs patent filings in countries
# Country Total Patents
#1 Japan 65

Patent filings per year

Chart showing YAHASHI KOGYO KKs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Iwashita Tetsushi 41
#2 Ota Yoshio 22
#3 Goto Yoshimi 15
#4 Sato Tetsuo 12
#5 Nomura Kunio 10
#6 Gotou Norifumi 8
#7 Inui Saburo 8
#8 Ito Shingo 7
#9 Kasuga Toshihiro 6
#10 Sasahara Yoshito 6

Latest patents

Publication Filing date Title
JP2012161363A Floc with sustained-release property of silicon and calcium, and method of manufacturing the same
JP2010155209A Carbon dioxide absorbent and method of manufacturing the same
JP2009061109A Bone regeneration induction membrane and production method of the same
JP2008280191A Method for producing silicon-eluting vaterite
JP2008110278A Method for producing carbon dioxide absorbing agent
JP2008100878A Silicon-eluting calcium carbonate, and its production method
JP2006192346A Fluorine remover
JP2006044966A Method for producing hydroxyapatite-calcium carbonate composite particle
JP2005289763A Method of producing calcium hydrogenphosphate
JP2005272238A Method of producing slaked lime
JP2005231920A Hydroxyapatite-calcium carbonate composite particle and manufacturing method therefor
JP2005177576A Agent for detoxifying halogen-based gas and acidic gas
JP2004043303A Method of manufacturing calcium hydroxide
JP2005139012A Method for producing acicular calcium carbonate
JP2005040678A Humidity conditioning member and porous sintered body used therein
JP2004322003A Chip desiccant
JP2003252660A Device for preheating limestone and its controlling method
JP2003252661A Device for preheating limestone and its controlling method
JP2003073117A Porous calcium carbonate particles and their producing method
JP2003040617A Method for producing high dispersibility spindle-shaped calcium carbonate