Daniel D Cottrell

Title: The Innovations of Daniel D. Cottrell

Introduction

Daniel D. Cottrell is an accomplished inventor based in Geneva, IL (US). He is known for his innovative contributions to telecommunications, particularly in the realm of credit card calling systems. His work has significantly impacted how telephone networks operate in conjunction with financial transactions.

Latest Patents

Cottrell holds a patent for a "Telephone network credit card calling apparatus and method of operation." This invention provides a method for controlling a telephone network to establish connections between calling and called telephone stations based on dialed telephone numbers associated with various calling party credit cards. The apparatus identifies the company that issued the credit card and establishes a data link with the company's database to validate the credit card number during a call. This innovation enhances the security and efficiency of telephone transactions.

Career Highlights

Cottrell has made significant strides in his career while working at AT&T Bell Laboratories. His role at this prestigious institution has allowed him to collaborate with other talented professionals and contribute to groundbreaking advancements in telecommunications technology.

Collaborations

Throughout his career, Cottrell has worked alongside notable colleagues, including Hamid C. Razavi and Nandakishore A. Albal. Their collaborative efforts have furthered the development of innovative technologies in the field.

Conclusion

Daniel D. Cottrell's contributions to the telecommunications industry exemplify the spirit of innovation. His patent for a credit card calling apparatus showcases his ability to merge technology with practical applications. Cottrell's work continues to influence the way we communicate and conduct transactions today.