Inventor

Fukuo Aratani

Inventor

Chiba, JP

Overview

6→

Patents

1992–2001

Patent span

Chemistry

Primary field (CPC C)

Patents· 6 as inventor

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

C01Bprimary

C01BNon-metallic elements42%

C30BSingle-crystal growth17%

Y02EReduction of greenhouse gas [ghg] emissions, related to energy generation, transmission or distribution17%

B22DCasting of metals8%

H10FInorganic semiconductor devices sensitive to infrared radiation, light, electromagnetic radiation of shorter wavelength or corpuscular radiation8%

Y02PClimate change mitigation technologies in the production or processing of goods8%

PatentTitleYear

6,231,826'Process and apparatus for refining silicon'2001 5,961,944'Process and apparatus for manufacturing polycrystalline silicon, and process for manufacturing silicon wafer for solar cell'1999 5,510,095'Production of high-purity silicon ingot'1996 5,244,639'Method and apparatus for preparing high-purity metallic silicon'1993 5,182,091'Method and apparatus for purifying silicon'1993 5,104,633'Method for producing high-purity metallic silicon and apparatus therefor'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992Patents assigned to KAWASAKI STEEL TECH RES (1)· patent assignee history

1992Patents assigned to NIPPON SHEET GLASS CO LTD (1)· patent assignee history

1992–2001Based in Chiba, JP· patent location history

1993–2001Patents assigned to KAWASAKI STEEL CO (5)· patent assignee history

1996Patents assigned to OSAKA TITANIUM (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
KAWASAKI STEEL CO	5	1993–2001
KAWASAKI STEEL TECH RES	1	1992
NIPPON SHEET GLASS CO LTD	1	1992
OSAKA TITANIUM	1	1996

Locations

Location	Patents	Span
Chiba, JP	6	1992–2001