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Inventor

John J. Frantzen

Inventor
Copperopolis, CA, US

Overview

70→
Patents
1976–2012
Patent span
Human necessities
Primary field (CPC A)

Patents· 70 as inventor

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

A61Fprimary
A61FFilters implantable into blood vessels24%
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
A61MDevices for introducing media into, or onto, the body14%
C23FNon-mechanical removal of metallic material from surface14%
A61BDiagnosis12%
Y10TTechnical subjects covered by former us classification11%
B24BMachines, devices, or processes for grinding or polishing2%
B24CAbrasive or related blasting with particulate material2%
B24DTools for grinding, buffing or sharpening2%
H01JElectric discharge tubes or discharge lamps2%
PatentTitleYear
8,277,476'Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft'20127,513,907'Expandable stents and method for making same'20096,908,479'Expandable stents and method for making same'20056,776,783'Surgical clips and apparatus and method for clip placement'20046,743,169'Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft surgery'20046,701,930'Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft surgery'20046,695,833'Vascular stent-graft apparatus and forming method'20046,689,159'Expandable stents and method for making same'20046,673,013'Surgical instruments and procedures for stabilizing the beating heart during coronary artery bypass graft surgery'20046,638,300'Radially expandable non-contracting surgical stent'20036,629,991'Expandable stents and method for making same'20036,626,933'Expandable stents and method for making same stent delivery system'20036,620,193'Method of deploying a stent in a body lumen'20036,596,022'Expandable stents and method for making same'20036,537,202'Method for polishing surgical stents'20036,511,504'Expandable stents and method for making same'20036,485,511'Expandable stents and method for making same'20026,432,133'Expandable stents and method for making same'20026,387,108'Surgical instruments for making precise incisions in a cardiac vessel'20026,346,077'Surgical instrument for stabilizing the beating heart during coronary artery bypass graft surgery'20026,315,717'Surgical instruments for stabilizing the beating heart during coronary artery bypass graft surgery'20016,309,412'Expandable stents and method for making same'20016,299,635'Radially expandable non-axially contracting surgical stent'20016,293,966'Surgical stent featuring radiopaque markers'20016,193,732'Surgical clips and apparatus and method for clip placement'20016,187,034'Segmented stent for flexible stent delivery system'20016,183,353'Apparatus for polishing surgical stents'20016,168,618'Electrolytic stent delivery system and methods of use'20016,113,616'Surgical instruments for making precise incisions in a cardiac vessel'20006,086,455'Apparatus for polishing surgical stents'20006,083,259'Axially non-contracting flexible radially expandable stent'20006,066,167'Expandable stents'20006,066,168'Expandable stents and method for making same'20006,056,776'Expandable stents and method for making same'20006,042,606'Radially expandable non-axially contracting surgical stent'20006,022,359'Stent delivery system featuring a flexible balloon'20005,948,184'Flexible housing for intracorporeal use'19995,931,866'Radially expandable stent featuring accordion stops'19995,894,843'Surgical method for stabilizing the beating heart during coronary artery bypass graft surgery'19995,873,907'Electrolytic stent delivery system and methods of use'19995,868,782'Radially expandable axially non-contracting surgical stent'19995,843,164'Intraluminal stent for attaching a graft'19985,843,175'Enhanced flexibility surgical stent'19985,782,907'Involuted spring stent and graft assembly and method of use'19985,776,114'Flexible housing for intracorporeal use'19985,776,154'Surgical instruments for making precise incisions in a cardiac vessel'19985,769,866'Incision device'19985,766,238'Expandable stents and method for making same'19985,746,691'Method for polishing surgical stents'19985,741,327'Surgical stent featuring radiopaque markers'19985,735,893'Expandable stents and method for making same'19985,728,131'Coupling device and method of use'19985,728,158'Expandable stents'19985,725,572'Radiopaque stent'19985,718,713'Surgical stent having a streamlined contour'19985,603,721'Expandable stents and method for making same'19975,514,154'Expandable stents'19965,514,115'Flexible housing for intracorporeal use'19965,441,510'Bi-axial cutter apparatus for catheter'19955,421,955'Expandable stents and method for making same'19955,348,693'Formation of three dimensional objects and assemblies'19944,479,849'Etchant removal apparatus and process'19844,397,708'Etching and etchant removal apparatus'19834,264,410'Method of making an abrading material'19814,240,806'Abrading material'19804,236,357'Etched metal abrasives'19804,221,084'Abrasive tool'19804,174,264'Television shadow mask and method of making same'19794,013,498'Etching apparatus for accurately making small holes in thick materials'19773,971,682'Etching process for accurately making small holes in thick materials'1976

Career & activity timeline

Assembled from patent assignee/location history and declaration credentials.

1979–1981Based in White Bear Lake, MN, US· patent location history
1980–1981Patents assigned to MINNESOTA MICRO METAL INC (4)· patent assignee history
1983–1995Based in San Jose, CA, US· patent location history
1994–2009Patents assigned to ADVANCED CARDIOVASCULAR SYSTEM (22)· patent assignee history
1995–2012Based in Copperopolis, CA, US· patent location history
1998–2004Patents assigned to CARDIOTHORACIC SYS INC (10)· patent assignee history
1998–1999Patents assigned to GLOBAL THERAPEUTICS INC (6)· patent assignee history
1999–2001Based in Laguna Nigel, CA, US· patent location history
2000–2003Patents assigned to COOK INC (7)· patent assignee history
2001–2004Based in Laguna Niguel, CA, US· patent location history

Inventor activity

Assignee and location history derived from the patent record.

Assignees
AssigneePatentsSpan
ADVANCED CARDIOVASCULAR SYSTEM221994–2009
CARDIOTHORACIC SYS INC101998–2004
COOK INC72000–2003
GLOBAL THERAPEUTICS INC61998–1999
MINNESOTA MICRO METAL INC41980–1981
Locations
LocationPatentsSpan
Copperopolis, California, US511995–2012
Laguna Niguel, California, US52001–2004
San Jose, California, US41983–1995
White Bear Lake, Minnesota, US41979–1981
Laguna Nigel, California, US21999–2001