Inventor

Kevin L. Stuffle

Inventor

Tucson, AZ, US

Overview

8→

Patents

1998–2001

Patent span

Performing operations

Primary field (CPC B)

Patents· 8 as inventor

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

C22Bprimary

C22BProduction and refining of metals18%

Y02PClimate change mitigation technologies in the production or processing of goods18%

B29CShaping or joining of plastics14%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%

B01JChemical or physical processes, e.g. catalysis or colloid chemistry9%

B29KIndexing scheme associated with subclasses b29b, b29c or b29d, relating to moulding materials or to materials for moulds, reinforcements, fillers or preformed parts, e.g. inserts9%

B33YAdditive manufacturing, i.e. manufacturing of three-dimensional [3d] objects by additive deposition, additive agglomeration or additive layering, e.g. by 3d printing, stereolithography or selective laser sintering9%

B24BMachines, devices, or processes for grinding or polishing5%

B24DTools for grinding, buffing or sharpening5%

PatentTitleYear

6,294,362'Rapid ferrous sulfate biooxidation'2001 6,284,530'Sulfide mineral concentrate bioleaching'2001 6,139,602'Carbon catalyzed leaching of metal-containing ores'2000 6,067,480'Method and apparatus for in-situ formation of three-dimensional solid objects by extrusion of polymeric materials'2000 6,063,158'Sulfide mineral concentrate bioleaching'2000 5,932,290'Methods for the preparation of three-dimensional bodies'1999 5,906,863'Methods for the preparation of reinforced three-dimensional bodies'1999 5,713,968'Abrasive foam grinding composition'1998

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1998Patents assigned to SPEEDFAM CORP (1)· patent assignee history

1998–2001Based in Tucson, AZ, US· patent location history

1999Patents assigned to ADVANCED CERAMICS RESEARCH (1)· patent assignee history

2000–2001Patents assigned to MBX SYSTEMS INC (2)· patent assignee history

2000–2001Patents assigned to PHILLIPS PETROLEUM CO (2)· patent assignee history

2000Patents assigned to STRATASYS INC (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MBX SYSTEMS INC	2	2000–2001
PHILLIPS PETROLEUM CO	2	2000–2001
ADVANCED CERAMICS RESEARCH	1	1999
SPEEDFAM CORP	1	1998
STRATASYS INC	1	2000

Locations

Location	Patents	Span
Tucson, AZ, US	8	1998–2001