Andrew J Ledgeway

Title: The Innovative Contributions of Andrew J Ledgeway

Introduction

Andrew J Ledgeway is a notable inventor based in London, GB. He has made significant contributions to the field of inhalation technology, holding a total of 3 patents. His work focuses on improving the functionality and usability of inhalers, which are essential for individuals with respiratory conditions.

Latest Patents

One of Andrew's latest patents is the "Slave wheel counter mechanism useable with an inhaler." This innovative mechanism features first and second indicator members that are rotatable about a central axis. The indicator members display counting indicia that indicate the number of inhaler doses remaining or dispensed. A coupling transmits rotary motion from the inhaler to the second indicator member when the inhaler is charged with a dose. The slave wheel, which is rotatable about an axis offset from the central axis, includes a drive transfer wheel on one face and a gear on the opposite face. The gear engages the second indicator member, while the drive transfer wheel intermittently engages and rotates the first indicator member in response to the rotary motion of the second indicator member.

Career Highlights

Andrew currently works at Aventis Pharma Limited, where he continues to develop innovative solutions in the pharmaceutical industry. His expertise in inhalation devices has positioned him as a key contributor to advancements in this area.

Collaborations

Throughout his career, Andrew has collaborated with notable colleagues, including Stephen John Minshull and Duncan Grant Young. These partnerships have fostered a creative environment that encourages innovation and the development of new technologies.

Conclusion

Andrew J Ledgeway's contributions to inhalation technology exemplify the impact of innovation in healthcare. His patents and work at Aventis Pharma Limited highlight his commitment to improving the lives of individuals who rely on inhalers for their respiratory needs.