This inventor holds 6 USPTO granted patents and 1 published patent application and 1 EPO patent. Top assignees: Sunrise Medical Hhg, Inc., Sunrise Medical (US) LLC. Active years: 2007-2024.
Location History:
- Clovis, CA (US) (2007 - 2011)
- Fresno, CA (US) (2012 - 2013)
Company Filing History:
Years Active: 2007-2024
Title: Innovations by Daniel Z Zhou
Introduction
Daniel Z Zhou is an accomplished inventor based in Fresno, CA, with a notable portfolio of six patents. His work primarily focuses on enhancing mobility solutions, particularly in the field of wheelchair technology. Zhou's innovative designs aim to improve the functionality and user experience of manual wheelchairs.
Latest Patents
Among his latest patents is a manual wheelchair propulsion system. This system features a mounting clamp and a propulsion drive unit that includes a drive wheel assembly and a support suspension. The support suspension is designed to facilitate linear movement of the drive wheel and drive hub assembly relative to the manual wheelchair. It incorporates a linear bearing and slide member assembly, which accommodates the linear movement of the drive wheel assembly. Additionally, a resilient suspension member provides a tractive effort force to the drive wheel. The drive wheel assembly is mounted on a carriage attached to one of the linear bearings or the slide member, while a mounting block is affixed to the other. The mounting block features a clamp interface with a locating tab that engages a corresponding mounting slot in the mounting clamp.
Another significant patent is for a mid-wheel drive wheelchair with independent front and rear suspension. This design includes a frame with a front pivot arm and a rear pivot arm, each pivotally mounted to the frame. The front pivot arm supports a caster, while the rear pivot arm also has a caster for stability. A ground-engaging mid-wheel drive wheel is connected to the