Brian Kevin Donohoe

Title: **Brian Kevin Donohoe: Innovator in Thermal Actuation and Inkjet Technology**

Introduction

Brian Kevin Donohoe is a notable inventor based in Dublin, Ireland, known for his contributions to the fields of thermal actuation and inkjet technology. With two patented inventions to his name, Donohoe showcases a strong commitment to advancing technological innovation through his work.

Latest Patents

One of Brian Donohoe's latest patents is the **Thermal Bend Actuator Having Improved Lifetime**. This invention features a thermoelastic beam connected to drive circuitry and a passive beam that mechanically cooperates with it. When a current is passed through the thermoelastic beam, it expands relative to the passive beam, resulting in the bending of the actuator. This beam is innovatively comprised of an aluminium alloy containing a first metal as aluminium, a second metal, and at least 0.1 atomic percent of a third metal from a select group that includes copper, scandium, tungsten, molybdenum, chromium, titanium, silicon, and magnesium.

Another significant patent is the **Inkjet Nozzle Device with Roof Actuator Connected to Lateral Drive Circuitry**. This inkjet printhead integrated circuit comprises a substrate with a silicon layer and a nozzle plate atop it, which houses embedded inkjet nozzle devices. Each nozzle device contains a nozzle chamber equipped with a roof actuator and drive circuitry located laterally relative to the nozzle chamber. A connection arm extends parallel to the nozzle plate, linking the actuator to the drive circuitry with a metal via that interconnects them.

Career Highlights

Brian Kevin Donohoe is currently employed at Memjet Technology Limited, a company recognized for its innovative printing solutions. His work has significantly contributed to the advancement of the technologies that underpin inkjet printing and thermal management systems. The reliability and efficiency of his inventions have the potential to enhance various applications in printing technologies.

Collaborations

Throughout his career, Donohoe has collaborated with talented individuals such as Misty Bagnat and Ronan Padraig Sean O'Reilly. These collaborations highlight the teamwork and synergy essential for fostering innovation in complex technological fields.

Conclusion

Brian Kevin Donohoe stands out as a prominent inventor whose work is rooted in practical applications of thermal actuation and inkjet technology. With multiple patents filed, he continues to influence the landscape of these industries, paving the way for future advancements. His dedication and innovation at Memjet Technology Limited exemplify the spirit of modern invention, proving that creativity and technical expertise can lead to groundbreaking results.