IP Library Granted Patent US 9,736,932
Granted Patent B1
US 9,736,932 · App. 14/601,072 · Granted Aug 15, 2017

Magnet wire for 3D electronic circuitry

Inventors: Weifeng Liu (Dublin, CA); Anwar Mohammed (San Jose, CA); Murad Kurwa (San Jose, CA)
Assignee: Flextronics AP, LLC.
H05K1/0284H05K1/09H05K1/18H05K3/32Y10T29/49162
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Quick Facts
Patent No.
US 9,736,932
App. No.
14/601,072
Granted
Aug 15, 2017
Kind
B1
Abstract

A method of and device for making a three dimensional electronic circuit. The method comprises coupling one or more magnet wires with a substrate along a surface contour of the substrate, immobilizing the one or more magnet wires on the substrate, and forming the electronic circuit by electrically coupling the one or more magnet wires with an integrated circuit chip.

Claims (22)

1. A method of forming an electronic circuit comprising:

a) coupling one or more magnet wires with a substrate along a surface contour of the substrate;

b) immobilizing the one or more magnet wires on the substrate;

c) melting an insulating coating of the magnet wires to form a protecting layer over a conducting wire; and

d) forming the electronic circuit by electrically coupling the one or more magnet wires with an integrated circuit chip.

2. The method of claim 1 , wherein the contour comprises a non-flat surface.

3. The method of claim 1 , further comprising applying an amount of adhesive on the substrate.

4. The method of claim 1 , further comprising applying an amount of adhesive on the one or more magnet wires.

5. The method of claim 1 , wherein the one or more magnet wires comprise a self bonding magnet wire.

6. The method of claim 5 , further comprising applying an amount of alcohol to the magnet wires.

7. The method of claim 5 , further comprising bonding in an oven.

8. The method of claim 5 , further comprising bonding by generating an electric current.

9. The method of claim 1 , further comprising removing a portion of an insulating layer by using a laser pulse.

10. The method of claim 9 , further comprising covering the portion with an insulating material.

11. A method of forming a three dimensional electronic circuit comprising:

a) shaping a magnet wire according to a surface shape of a substrate;

b) immobilizing the magnet wire on the surface;

c) melting an insulating coating of the magnet wires to form a protecting layer over a conducting wire; and

d) coupling the magnet wire with an electronic component.

12. The method of claim 11 , wherein the three dimensional electronic circuit is part of a circuit board.

13. The method of claim 11 , wherein the circuit board is coupled with a microwave oven.

14. The method of claim 11 , wherein the circuit board is coupled with an electric motor.

Assignments (9)
SECURITY INTEREST Recorded Jun 2, 2025
From: BRIGHT MACHINES, INC.; BRIGHT MACHINES AUTOMATION CORP.
To: STIFEL BANK
Reel/Frame 071467/0419 →
RELEASE OF SECURITY INTEREST IN INTELLECTUAL PROPERTY COLLATERAL AT REEL/FRAME NO. 67201/0797 Recorded Jun 2, 2025
From: JPMORGAN CHASE BANK, N.A.
To: BRIGHT MACHINES, INC.
Reel/Frame 071851/0097 →
TERMINATION AND RELEASE OF INTELLECTUAL PROPERTY SECURITY AGREEMENT AT REEL/FRAME NO. 58085/0124 Recorded May 29, 2025
From: HERCULES CAPITAL, INC.
To: BRIGHT MACHINES, INC.
Reel/Frame 071460/0482 →
TERMINATION AND RELEASE OF INTELLECTUAL PROPERTY SECURITY AGREEMENT AT REEL 057911 FRAME 0323 Recorded Apr 25, 2024
From: SILICON VALLEY BANK, A DIVISION OF FIRST-CITIZENS BANK & TRUST COMPANY (SUCCESSOR TO SILICON VALLEY BANK)
To: BRIGHT MACHINES, INC.
Reel/Frame 067238/0600 →
SECURITY INTEREST Recorded Apr 23, 2024
From: BRIGHT MACHINES, INC.
To: JPMORGAN CHASE BANK, N.A.
Reel/Frame 067201/0797 →
SECURITY INTEREST Recorded Nov 11, 2021
From: BRIGHT MACHINES, INC.
To: HERCULES CAPITAL, INC.
Reel/Frame 058085/0124 →
SECURITY INTEREST Recorded Oct 26, 2021
From: BRIGHT MACHINES, INC.; BRIGHT MACHINES AUTOMATION CORP.
To: SILICON VALLEY BANK, AS ADMINISTRATIVE AGENT AND COLLATERAL AGENT
Reel/Frame 057911/0323 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Mar 24, 2021
From: FLEXTRONICS AP, LLC
To: BRIGHT MACHINES, INC.
Reel/Frame 055707/0012 →
ASSIGNMENT OF ASSIGNOR'S INTEREST Recorded Jan 20, 2015
From: LIU, WEIFENG; MOHAMMED, ANWAR; KURWA, MURAD
To: FLEXTRONICS AP, LLC
Reel/Frame 034763/0690 →