Inventor
GHIRAN MIRCEA M
US12 patents
⚠️ This page may combine multiple inventors who share the name “GHIRAN MIRCEA M”. Patents are grouped by organization below to help distinguish them — per-person disambiguation is on the roadmap.
GEN MOTORS CORP
10 patentsUS6931901B2Aug 23, 2005
Method and apparatus for forming a threaded hole in a hydroformed part
GEN MOTORS CORP30 citations88
US6658908B1Dec 9, 2003
Punch for piercing and sealing hydroformed parts
GEN MOTORS CORP38 citations87
US7249480B2Jul 31, 2007
In-die hydropiercing device for piercing holes in hydroformed parts
GEN MOTORS CORP13 citations80
US6401507B1Jun 11, 2002
Hydroforming, in-die hydropiercing and slug-ejecting method and apparatus
GEN MOTORS CORP19 citations80
US6915672B1Jul 12, 2005
Hydrotapping power unit
GEN MOTORS CORP9 citations72
US6672120B1Jan 6, 2004
In-die hydropiercing apparatus with prepiercing adjustment
GEN MOTORS CORP12 citations71
US6637246B1Oct 28, 2003
Tubular part locator for hydroforming apparatus
GEN MOTORS CORP11 citations69
US6584821B1Jul 1, 2003
Self-aligning non-pinching hydroforming dies
GEN MOTORS CORP11 citations68
US7003995B2Feb 28, 2006
Hydrotapping power unit
GEN MOTORS CORP6 citations61
US6732560B1May 11, 2004
Hydroforming apparatus with retractable part locators
GEN MOTORS CORP6 citations58