Inventor

Otis Willoughby

Inventor

Boulder, CO, US

Overview

12→

Patents

1992–2002

Patent span

Performing operations

Primary field (CPC B)

Patents· 12 as inventor

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

B21Dprimary

B21DWorking or processing of sheet metal or metal tubes, rods or profiles without essentially removing material42%

B65DContainers for storage or transport of articles or materials, e.g. bags, barrels, bottles, boxes, cans, cartons, crates, drums, jars, tanks, hoppers, forwarding containers19%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests19%

Y10TTechnical subjects covered by former us classification19%

PatentTitleYear

6,343,496'Can shaping apparatus and method'2002 6,293,422'Container with combination convex/concave bottom'2001 6,293,421'Beverage container with increased bottom strength'2001 6,250,122'Method and apparatus for reshaping a container body'2001 6,151,939'Can shaping apparatus'2000 6,098,832'Beverage container with increased bottom strength'2000 6,079,244'Method and apparatus for reshaping a container body'2000 5,916,317'Metal container body shaping/embossing'1999 5,836,473'Beverage container with increased bottom strength'1998 5,794,474'Method and apparatus for reshaping a container body'1998 5,253,500'Method of reforming a metal container to increase container strength'1993 5,105,973'Beverage container with improved bottom strength'1992

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1992–2001Patents assigned to BALL CORP (10)· patent assignee history

1992–2002Based in Boulder, CO, US· patent location history

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

2001Based in Louisville, CO, US· patent location history

2001Based in Castle Valley, UT, US· patent location history

2002Patents assigned to DELAWARE CAPITAL FORMATION LTD (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
BALL CORP	10	1992–2001
CAPITAL FORMATION INC	1	2000
DELAWARE CAPITAL FORMATION LTD	1	2002

Locations

Location	Patents	Span
Boulder, CO, US	10	1992–2002
Louisville, CO, US	1	2001
Castle Valley, UT, US	1	2001