HL

Harold A. Ladouceur

MU Multifastener: 22 patents #1 of 26Top 4%
WI Whitesell International: 12 patents #3 of 19Top 20%
FP Fabristeel Products: 7 patents #1 of 12Top 9%
AI Alpha Industries: 1 patents #15 of 33Top 50%
📍 Livonia, MI: #19 of 1,586 inventorsTop 2%
🗺 Michigan: #1,198 of 86,293 inventorsTop 2%
Overall (All Time): #71,096 of 4,157,543Top 2%
43
Patents All Time

Issued Patents All Time

Showing 26–43 of 43 patents

Patent #TitleCo-InventorsDate
5502884 Method of installing fasteners into a panel using a self-adjusting fastener installation head 1996-04-02
5487215 Self-adjusting head 1996-01-30
5441417 Electrical grounding stud Rudolf Muller 1995-08-15
5239740 Method of installing sealing fastener 1993-08-31
5237733 Female die assembly for attaching a self-attaching fastening element and method of attachment Rudolf Muller 1993-08-24
5208963 Die for installing sealing fastener 1993-05-11
5207588 Electrical grounding stud Rudolf Muller 1993-05-04
5140735 Die member for attaching a self-piercing and riveting fastener 1992-08-25
5056207 Method of attaching a self-piercing and riveting fastener and improved die member 1991-10-15
5020950 Riveting fastener with improved torque resistance 1991-06-04
4971499 Nut and panel assembly 1990-11-20
4825527 Method of attaching an element to a panel 1989-05-02
4679690 Fastener orienting, tapping and collection system John H. Steward 1987-07-14
4532664 Fastener orienting, tapping and collection system John H. Steward 1985-08-06
4476599 Fastener orienting, tapping and collection system John H. Steward 1984-10-16
4462529 Linear accelerator system for axially advancing an elongate workpiece 1984-07-31
4338694 Fastener orienting, tapping and collection system John H. Steward 1982-07-13
4313261 Nut installation apparatus 1982-02-02