Location History:
- Plainfield, NJ (US) (1980 - 1986)
- Macungie, PA (US) (1995 - 2003)
Company Filing History:
3 out of 3,345 
2 out of 2,714 
1 out of 2 
Years Active: 1980-2003
Title: The Innovative Journey of Lawrence Edwin Smith
Introduction: Lawrence Edwin Smith, based in Macungie, PA, is a distinguished inventor known for his contributions to the field of optoelectronics. With a total of 8 patents under his name, Smith has played a pivotal role in developing advanced technologies that address critical challenges in semiconductor manufacturing.
Latest Patents: Among Smith's notable patents is an optoelectronic device that includes a barrier layer and an interface barrier layer, along with a method of manufacture. This innovation focuses on preventing dopant diffusion and achieving precise control of dopant concentration within the device. The design features an active region situated over a substrate, complemented by an interface barrier layer and a barrier layer positioned over the active region. Additionally, Smith's patent outlines that the interface barrier layer consists of indium phosphide, while the barrier layer is composed of indium gallium arsenide phosphide. Another significant patent involves diffusion barrier spikes for III-V structures, which are designed to prevent the diffusion of dopants into adjoining layers without forming a pn junction. These barrier spikes, made from aluminum or aluminum-containing materials like AlAs, measure approximately 1 nm in thickness and can be utilized in various III-V semiconductor structures, including InP-based PIN devices.
Career Highlights: Smith's impressive career includes tenures at prestigious institutions such as AT&T Bell Laboratories and Bell Telephone Laboratories. His work in these organizations has greatly impacted the development of modern semiconductor technologies.
Collaborations: Throughout his career, Smith has collaborated with notable colleagues, such as Yutaka Okinaka and Craig G. Smith. These partnerships have fostered innovative projects and advancements within the optoelectronics field.
Conclusion: Lawrence Edwin Smith's contributions to the field of optoelectronics are marked by his inventive spirit and dedication to advancement. His 8 patents, including groundbreaking inventions related to barrier layers and diffusion prevention, highlight his significant role in shaping the future of semiconductor technology. Smith's collaborations and career experience further underscore his impact on innovation in this dynamic industry.
Inventor’s Patent Attorneys refers to legal professionals with specialized expertise in representing inventors throughout the patent process. These attorneys assist inventors in navigating the complexities of patent law, including filing patent applications, conducting patent searches, and protecting intellectual property rights. They play a crucial role in helping inventors secure patents for their innovative creations.