A look back at friends and colleagues who left us in 2018.

Anonymous: two Chin Poon workers who died in factory fire.

Joan Barron, 82, electronics assembler at Bomax Manufacturing.

Francis (Joe) Brand, Jr., retired plant manager, Magnavox and Philips Consumer Electronics.

Brian Butler, 56, founder/CEO, Introbotix.

Brian Butler

P.J. “Pat” Calabrese, 90, longtime president of Grieve.

Pat Calabrese

Ron Corey, 75, cofounder and ex CEO, Fancort Industries.

Peggy Cummings, 62, longtime supervisor, IMI Inc.

Shubham Dabra, 29, engineer, Mentor Graphics India.

Kerri Lynne Echeverria, 60, Jet Propulsion Labs circuit board engineer.

Norm Filer, PCB marketing manager and production manager, Innovative Circuits, Proto Systems and others.

Norm Filer

Josephine Gladysz, 90, ex staffer at North American Printed Circuit.

Stephen Grossman, 86, PCB dry film salesman.

Navin Kalidas, former SMTA Houston chapter president.

Dusan Alexander Koso, 82, electrical engineer and founder of I-Systems, PCB inspection systems OEM.

Li Ming, 31, Foxconn factory worker.

Edward D. Ostroff, 90, inventor of RFID, worked for Raytheon and Mitre. Held 11 patents, including one for air traffic control radar.

Edward Ostroff

James Pribula, 72, PCB designer, Control Data Corp.  

Connie Purcell, 71, AMI Contract Manufacturing circuit board builder.

Gloria Ann Putthoff, 64, electronics assembler.

Maurice Richard, 84, draftsman, Raytheon Submarine Signal Division in Portsmouth, US patent holder, printed circuit board holder.

Michael Shores, 52, former CEO of Texas Prototypes.

Jerry Siegmund, former executive at Circuit-Wise and MacDermid; ex CEO, ITRI; IPC Hall of Famer.

Jerry Siegmund

Jim Swenson, 81, founder of PCB fabricator Details Inc.

Jim Swenson