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Inventor

Kazumi Chujou

Inventor
Ayauta-gun, JP

Overview

2→
Patents
2002–2003
Patent span
Chemistry
Primary field (CPC C)

Patents· 2 as inventor

Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.

C02Fprimary
C02FTreatment of water, waste water, sewage, or sludge40%
B01DSeparation20%
Y02WClimate change mitigation technologies related to wastewater treatment or waste management20%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests20%
PatentTitleYear
6,630,070'Wastewater treatment method and wastewater treatment equipment for recycling reactants and unreacted chemicals'20036,464,874'Waste water treatment method and waste water treatment apparatus'2002

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

2002–2003Patents assigned to SHARP KK (2)· patent assignee history
2002–2003Based in Ayauta-gun, JP· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
SHARP KK22002–2003
Locations
LocationPatentsSpan
Ayauta-gun, JP22002–2003