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HOUOUDOU CO LTD

Overview
  • Total Patents
    43
About

HOUOUDOU CO LTD has a total of 43 patent applications. Its first patent ever was published in 1999. It filed its patents most often in United States, China and EPO (European Patent Office). Its main competitors in its focus markets pharmaceuticals, foods and drinks and environmental technology are SBI ALAPROMO CO LTD, ARMS Pharmaceutical LLC and BITOP AG.

Patent filings per year

Chart showing HOUOUDOU CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Tsuchida Kotarou 32
#2 Tsuchida Yuuzou 32
#3 Tsuchida Kenjirou 25
#4 Watanabe Kunitomo 23
#5 Iwasawa Atsuo 16
#6 Nakamura Yoshiko 16
#7 Kawabe Mitsuo 7
#8 Kotarou Tsuchida 7
#9 Kenjirou Tsuchida 6
#10 Kunitomo Watanabe 6

Latest patents

Publication Filing date Title
US2005142233A1 Compositions for treating and/or preventing pollinosis
WO2005009454A1 Periodontal disease therapeutic and/or preventive composition
TW201212935A Antimicrobial agent
TW200422046A Skin protecting composition
KR20060015715A Skin protecting compositions
EP1639971A1 Skin protecting compositions
KR20070087147A Skin protecting compositions
EP1491203A1 Compositions for treating and/or preventing pollenosis
CN1466461A Antipruritic compositions and compositions for wound healing