Inventor

Vasant V. Kolpe

Inventor

Mendota Heights, MN, US

Overview

13→

Patents

1984–2012

Patent span

Chemistry

Primary field (CPC C)

Patents· 13 as inventor

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

C08Lprimary

C08LCompositions of macromolecular compounds13%

Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests13%

C07FAcyclic, carbocyclic or heterocyclic compounds containing elements other than carbon, hydrogen, halogen, oxygen, nitrogen, sulfur, selenium or tellurium10%

C08FMacromolecular compounds obtained by reactions only involving carbon-to-carbon unsaturated bonds10%

Y10TTechnical subjects covered by former us classification10%

C23CCoating metallic material8%

H04RLoudspeakers, microphones, gramophone pick-ups or like acoustic electromechanical transducers8%

A61FFilters implantable into blood vessels5%

B29CShaping or joining of plastics5%

G03GElectrography5%

PatentTitleYear

8,327,973'Foam compositions with enhanced sound attenuation'2012 7,600,604'User disposable member for use within the ear canal and methods for manufacturing the same'2009 6,622,815'Transducer support pad'2003 6,448,358'Elastic polypropylenes and catalysts for their manufacture'2002 6,429,274'Elastic polypropylenes and catalysts for their manufacture'2002 6,323,151'Elastic polypropylenes and catalysts for their manufacture'2001 6,265,512'Elastic polypropylenes and catalysts for their manufacture'2001 6,177,190'Radiation curable poly(1-alkene) based pressure-sensitive adhesives'2001 5,178,957'Noble metal-polymer composites and flexible thin-film conductors prepared therefrom'1993 4,969,534'Hearing aid employing a viscoelastic material to adhere components to the casing'1990 4,880,076'Hearing aid ear piece having disposable compressible polymeric foam sleeve'1989 4,481,234'Process for making primed polymer surfaces and charge transfer media having conductivity sites thereon'1984 4,454,186'Primed surface and charge transfer media'1984

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1984–1993Patents assigned to MINNESOTA MINING & MFG (5)· patent assignee history

1984–1990Based in St. Paul, MN, US· patent location history

1989–2012Based in Mendota Heights, MN, US· patent location history

2001–2002Patents assigned to 3M INNOVATIVE PROPERTIES CO (4)· patent assignee history

2001Patents assigned to 3M INNOVATIVE COMPANY (1)· patent assignee history

2003–2012Patents assigned to HEARING COMPONENTS INC (3)· patent assignee history

2012Patents assigned to KOLPE VASANT V (1)· patent assignee history

Inventor activity

Assignee and location history derived from the patent record.

Assignees

Assignee	Patents	Span
MINNESOTA MINING & MFG	5	1984–1993
3M INNOVATIVE PROPERTIES CO	4	2001–2002
HEARING COMPONENTS INC	3	2003–2012
3M INNOVATIVE COMPANY	1	2001
KOLPE VASANT Vself	1	2012

Locations

Location	Patents	Span
Mendota Heights, Minnesota, US	10	1989–2012
St. Paul, Minnesota, US	3	1984–1990