He is known for his inventions in UV-ozone cleaning, chemical polishing of quartz surfaces, polyimide bonding of resonators and noise in MEMS.

After graduating he began his professional career at the Electronic Components Laboratory at Fort Monmouth.

[4] He has served the IEEE in multiple roles, including: He was elected Fellow of the IEEE in 1988 "for contributions to the technology of quartz crystals for precision frequency control and timing.

"[9] While in senior management roles in the IEEE, John focused heavily on key issues affecting the organization as demographics, technologies and globalization shifted the environment in which it operated.

A key example was the management of diversity as the membership shifted away from being primarily a US-based organization.