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SUMITOMO HEAVY IND ENVIRONMENT CO LTD

Overview
  • Total Patents
    247
  • GoodIP Patent Rank
    11,137
  • Filing trend
    ⇩ 8.0%
About

SUMITOMO HEAVY IND ENVIRONMENT CO LTD has a total of 247 patent applications. It decreased the IP activity by 8.0%. Its first patent ever was published in 2006. It filed its patents most often in Japan, China and Republic of Korea. Its main competitors in its focus markets environmental technology, machines and civil engineering are SUMITOMO HEAVY IND ENV CO LTD, ROBINSON SACKS LTD and HARMO SOKEN KK.

Patent filings in countries

World map showing SUMITOMO HEAVY IND ENVIRONMENT CO LTDs patent filings in countries

Patent filings per year

Chart showing SUMITOMO HEAVY IND ENVIRONMENT CO LTDs patent filings per year from 1900 to 2020

Top inventors

# Name Total Patents
#1 Karasawa Toshiyasu 59
#2 Suzuki Shigeru 28
#3 Mitsui Akifumi 20
#4 Hayakawa Minoru 18
#5 Maki Kazuhisa 17
#6 Yamazaki Hideto 13
#7 Suda Yuichi 12
#8 Nakano Atsushi 10
#9 Takeda Hisato 10
#10 Chiku Haruyuki 9

Latest patents

Publication Filing date Title
JP2020157305A Guide plate for impeller and aeration stirrer
JP2020142242A Dehydrator
JP2020139957A Chelate agent quantification system
JP2020037112A Water treatment equipment, and water treatment method
JP2019173556A Crusher with screen
JP2019122961A Wastewater treatment equipment and wastewater treatment method
JP2020175346A Residual chlorine removal method, control device of residual chlorine removal system, and residual chlorine removal system
JP2019104015A Vertical axis aeration stirring device for biological water treatment and method of replacing aeration stirring device
JP2020163289A Flocculation sedimentation treatment apparatus, and operational method of flocculation sedimentation treatment apparatus
JP2020157278A Anaerobic treatment apparatus and anaerobic treatment method
JP2020157277A Sludge treatment apparatus, sludge treatment system and sludge treatment method
JP2020157284A Coagulation/precipitation treatment apparatus, coagulation/precipitation treatment system and operational method for coagulation/precipitation treatment apparatus
JP2020157259A Water treatment system, rectification member and method for updating water treatment system
JP2020157248A Flocculating sedimentation treating equipment and operation method of flocculating sedimentation treating equipment
JP2020157188A Coagulation/precipitation treatment apparatus
JP2020157189A Coagulation sedimentation treatment equipment and detection device
JP2020151633A Belt filtration device and control method of belt filtration device
JP2020151628A Diffusion system and operation method for the diffusion system
JP2020151627A Aeration system, method of operating aeration system, and method of replacing blower
JP2020146632A Used paper diaper treatment method and used paper diaper treatment system